100625000

素因数分解:

$2^3\times 5^7\times 7^1\times {\mathrm{23}}^1$

素因数の和:71

約数の個数: 128

約数和(自身を含む): 281249280

約数和(自身を除く): 180624280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 92, 100, 115, 125, 140, 161, 175, 184, 200, 230, 250, 280, 322, 350, 460, 500, 575, 625, 644, 700, 805, 875, 920, 1000, 1150, 1250, 1288, 1400, 1610, 1750, 2300, 2500, 2875, 3125, 3220, 3500, 4025, 4375, 4600, 5000, 5750, 6250, 6440, 7000, 8050, 8750, 11500, 12500, 14375, 15625, 16100, 17500, 20125, 21875, 23000, 25000, 28750, 31250, 32200, 35000, 40250, 43750, 57500, 62500, 71875, 78125, 80500, 87500, 100625, 109375, 115000, 125000, 143750, 156250, 161000, 175000, 201250, 218750, 287500, 312500, 359375, 402500, 437500, 503125, 546875, 575000, 625000, 718750, 805000, 875000, 1006250, 1093750, 1437500, 1796875, 2012500, 2187500, 2515625, 2875000, 3593750, 4025000, 4375000, 5031250, 7187500, 10062500, 12578125, 14375000, 20125000, 25156250, 50312500, 100625000]

約数ペア:

[(1, 100625000), (2, 50312500), (4, 25156250), (5, 20125000), (7, 14375000), (8, 12578125), (10, 10062500), (14, 7187500), (20, 5031250), (23, 4375000), (25, 4025000), (28, 3593750), (35, 2875000), (40, 2515625), (46, 2187500), (50, 2012500), (56, 1796875), (70, 1437500), (92, 1093750), (100, 1006250), (115, 875000), (125, 805000), (140, 718750), (161, 625000), (175, 575000), (184, 546875), (200, 503125), (230, 437500), (250, 402500), (280, 359375), (322, 312500), (350, 287500), (460, 218750), (500, 201250), (575, 175000), (625, 161000), (644, 156250), (700, 143750), (805, 125000), (875, 115000), (920, 109375), (1000, 100625), (1150, 87500), (1250, 80500), (1288, 78125), (1400, 71875), (1610, 62500), (1750, 57500), (2300, 43750), (2500, 40250), (2875, 35000), (3125, 32200), (3220, 31250), (3500, 28750), (4025, 25000), (4375, 23000), (4600, 21875), (5000, 20125), (5750, 17500), (6250, 16100), (6440, 15625), (7000, 14375), (8050, 12500), (8750, 11500)]