285200000

素因数分解:

$2^7\times 5^5\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:93

約数の個数: 192

約数和(自身を含む): 764951040

約数和(自身を除く): 479751040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 31, 32, 40, 46, 50, 62, 64, 80, 92, 100, 115, 124, 125, 128, 155, 160, 184, 200, 230, 248, 250, 310, 320, 368, 400, 460, 496, 500, 575, 620, 625, 640, 713, 736, 775, 800, 920, 992, 1000, 1150, 1240, 1250, 1426, 1472, 1550, 1600, 1840, 1984, 2000, 2300, 2480, 2500, 2852, 2875, 2944, 3100, 3125, 3200, 3565, 3680, 3875, 3968, 4000, 4600, 4960, 5000, 5704, 5750, 6200, 6250, 7130, 7360, 7750, 8000, 9200, 9920, 10000, 11408, 11500, 12400, 12500, 14260, 14375, 14720, 15500, 16000, 17825, 18400, 19375, 19840, 20000, 22816, 23000, 24800, 25000, 28520, 28750, 31000, 35650, 36800, 38750, 40000, 45632, 46000, 49600, 50000, 57040, 57500, 62000, 71300, 71875, 73600, 77500, 80000, 89125, 91264, 92000, 96875, 99200, 100000, 114080, 115000, 124000, 142600, 143750, 155000, 178250, 184000, 193750, 200000, 228160, 230000, 248000, 285200, 287500, 310000, 356500, 368000, 387500, 400000, 445625, 456320, 460000, 496000, 570400, 575000, 620000, 713000, 775000, 891250, 920000, 1140800, 1150000, 1240000, 1426000, 1550000, 1782500, 1840000, 2228125, 2281600, 2300000, 2480000, 2852000, 3100000, 3565000, 4456250, 4600000, 5704000, 6200000, 7130000, 8912500, 9200000, 11408000, 12400000, 14260000, 17825000, 28520000, 35650000, 57040000, 71300000, 142600000, 285200000]

約数ペア:

[(1, 285200000), (2, 142600000), (4, 71300000), (5, 57040000), (8, 35650000), (10, 28520000), (16, 17825000), (20, 14260000), (23, 12400000), (25, 11408000), (31, 9200000), (32, 8912500), (40, 7130000), (46, 6200000), (50, 5704000), (62, 4600000), (64, 4456250), (80, 3565000), (92, 3100000), (100, 2852000), (115, 2480000), (124, 2300000), (125, 2281600), (128, 2228125), (155, 1840000), (160, 1782500), (184, 1550000), (200, 1426000), (230, 1240000), (248, 1150000), (250, 1140800), (310, 920000), (320, 891250), (368, 775000), (400, 713000), (460, 620000), (496, 575000), (500, 570400), (575, 496000), (620, 460000), (625, 456320), (640, 445625), (713, 400000), (736, 387500), (775, 368000), (800, 356500), (920, 310000), (992, 287500), (1000, 285200), (1150, 248000), (1240, 230000), (1250, 228160), (1426, 200000), (1472, 193750), (1550, 184000), (1600, 178250), (1840, 155000), (1984, 143750), (2000, 142600), (2300, 124000), (2480, 115000), (2500, 114080), (2852, 100000), (2875, 99200), (2944, 96875), (3100, 92000), (3125, 91264), (3200, 89125), (3565, 80000), (3680, 77500), (3875, 73600), (3968, 71875), (4000, 71300), (4600, 62000), (4960, 57500), (5000, 57040), (5704, 50000), (5750, 49600), (6200, 46000), (6250, 45632), (7130, 40000), (7360, 38750), (7750, 36800), (8000, 35650), (9200, 31000), (9920, 28750), (10000, 28520), (11408, 25000), (11500, 24800), (12400, 23000), (12500, 22816), (14260, 20000), (14375, 19840), (14720, 19375), (15500, 18400), (16000, 17825)]