53812500

素因数分解:

$2^2\times 3^1\times 5^6\times 7^1\times {\mathrm{41}}^1$

素因数の和:85

約数の個数: 168

約数和(自身を含む): 183747648

約数和(自身を除く): 129935148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 41, 42, 50, 60, 70, 75, 82, 84, 100, 105, 123, 125, 140, 150, 164, 175, 205, 210, 246, 250, 287, 300, 350, 375, 410, 420, 492, 500, 525, 574, 615, 625, 700, 750, 820, 861, 875, 1025, 1050, 1148, 1230, 1250, 1435, 1500, 1722, 1750, 1875, 2050, 2100, 2460, 2500, 2625, 2870, 3075, 3125, 3444, 3500, 3750, 4100, 4305, 4375, 5125, 5250, 5740, 6150, 6250, 7175, 7500, 8610, 8750, 9375, 10250, 10500, 12300, 12500, 13125, 14350, 15375, 15625, 17220, 17500, 18750, 20500, 21525, 21875, 25625, 26250, 28700, 30750, 31250, 35875, 37500, 43050, 43750, 46875, 51250, 52500, 61500, 62500, 65625, 71750, 76875, 86100, 87500, 93750, 102500, 107625, 109375, 128125, 131250, 143500, 153750, 179375, 187500, 215250, 218750, 256250, 262500, 307500, 328125, 358750, 384375, 430500, 437500, 512500, 538125, 640625, 656250, 717500, 768750, 896875, 1076250, 1281250, 1312500, 1537500, 1793750, 1921875, 2152500, 2562500, 2690625, 3587500, 3843750, 4484375, 5381250, 7687500, 8968750, 10762500, 13453125, 17937500, 26906250, 53812500]

約数ペア:

[(1, 53812500), (2, 26906250), (3, 17937500), (4, 13453125), (5, 10762500), (6, 8968750), (7, 7687500), (10, 5381250), (12, 4484375), (14, 3843750), (15, 3587500), (20, 2690625), (21, 2562500), (25, 2152500), (28, 1921875), (30, 1793750), (35, 1537500), (41, 1312500), (42, 1281250), (50, 1076250), (60, 896875), (70, 768750), (75, 717500), (82, 656250), (84, 640625), (100, 538125), (105, 512500), (123, 437500), (125, 430500), (140, 384375), (150, 358750), (164, 328125), (175, 307500), (205, 262500), (210, 256250), (246, 218750), (250, 215250), (287, 187500), (300, 179375), (350, 153750), (375, 143500), (410, 131250), (420, 128125), (492, 109375), (500, 107625), (525, 102500), (574, 93750), (615, 87500), (625, 86100), (700, 76875), (750, 71750), (820, 65625), (861, 62500), (875, 61500), (1025, 52500), (1050, 51250), (1148, 46875), (1230, 43750), (1250, 43050), (1435, 37500), (1500, 35875), (1722, 31250), (1750, 30750), (1875, 28700), (2050, 26250), (2100, 25625), (2460, 21875), (2500, 21525), (2625, 20500), (2870, 18750), (3075, 17500), (3125, 17220), (3444, 15625), (3500, 15375), (3750, 14350), (4100, 13125), (4305, 12500), (4375, 12300), (5125, 10500), (5250, 10250), (5740, 9375), (6150, 8750), (6250, 8610), (7175, 7500)]