11500000000

素因数分解:

$2^8\times 5^9\times {\mathrm{23}}^1$

素因数の和:84

約数の個数: 180

約数和(自身を含む): 29941403184

約数和(自身を除く): 18441403184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 125, 128, 160, 184, 200, 230, 250, 256, 320, 368, 400, 460, 500, 575, 625, 640, 736, 800, 920, 1000, 1150, 1250, 1280, 1472, 1600, 1840, 2000, 2300, 2500, 2875, 2944, 3125, 3200, 3680, 4000, 4600, 5000, 5750, 5888, 6250, 6400, 7360, 8000, 9200, 10000, 11500, 12500, 14375, 14720, 15625, 16000, 18400, 20000, 23000, 25000, 28750, 29440, 31250, 32000, 36800, 40000, 46000, 50000, 57500, 62500, 71875, 73600, 78125, 80000, 92000, 100000, 115000, 125000, 143750, 147200, 156250, 160000, 184000, 200000, 230000, 250000, 287500, 312500, 359375, 368000, 390625, 400000, 460000, 500000, 575000, 625000, 718750, 736000, 781250, 800000, 920000, 1000000, 1150000, 1250000, 1437500, 1562500, 1796875, 1840000, 1953125, 2000000, 2300000, 2500000, 2875000, 3125000, 3593750, 3680000, 3906250, 4000000, 4600000, 5000000, 5750000, 6250000, 7187500, 7812500, 8984375, 9200000, 10000000, 11500000, 12500000, 14375000, 15625000, 17968750, 18400000, 20000000, 23000000, 25000000, 28750000, 31250000, 35937500, 44921875, 46000000, 50000000, 57500000, 62500000, 71875000, 89843750, 92000000, 100000000, 115000000, 125000000, 143750000, 179687500, 230000000, 250000000, 287500000, 359375000, 460000000, 500000000, 575000000, 718750000, 1150000000, 1437500000, 2300000000, 2875000000, 5750000000, 11500000000]

約数ペア:

[(1, 11500000000), (2, 5750000000), (4, 2875000000), (5, 2300000000), (8, 1437500000), (10, 1150000000), (16, 718750000), (20, 575000000), (23, 500000000), (25, 460000000), (32, 359375000), (40, 287500000), (46, 250000000), (50, 230000000), (64, 179687500), (80, 143750000), (92, 125000000), (100, 115000000), (115, 100000000), (125, 92000000), (128, 89843750), (160, 71875000), (184, 62500000), (200, 57500000), (230, 50000000), (250, 46000000), (256, 44921875), (320, 35937500), (368, 31250000), (400, 28750000), (460, 25000000), (500, 23000000), (575, 20000000), (625, 18400000), (640, 17968750), (736, 15625000), (800, 14375000), (920, 12500000), (1000, 11500000), (1150, 10000000), (1250, 9200000), (1280, 8984375), (1472, 7812500), (1600, 7187500), (1840, 6250000), (2000, 5750000), (2300, 5000000), (2500, 4600000), (2875, 4000000), (2944, 3906250), (3125, 3680000), (3200, 3593750), (3680, 3125000), (4000, 2875000), (4600, 2500000), (5000, 2300000), (5750, 2000000), (5888, 1953125), (6250, 1840000), (6400, 1796875), (7360, 1562500), (8000, 1437500), (9200, 1250000), (10000, 1150000), (11500, 1000000), (12500, 920000), (14375, 800000), (14720, 781250), (15625, 736000), (16000, 718750), (18400, 625000), (20000, 575000), (23000, 500000), (25000, 460000), (28750, 400000), (29440, 390625), (31250, 368000), (32000, 359375), (36800, 312500), (40000, 287500), (46000, 250000), (50000, 230000), (57500, 200000), (62500, 184000), (71875, 160000), (73600, 156250), (78125, 147200), (80000, 143750), (92000, 125000), (100000, 115000)]