20169476075

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{461}}^1$

素因数の和:777

約数の個数: 96

約数和(自身を含む): 30564293760

約数和(自身を除く): 10394817685

約数列:

[1, 5, 7, 25, 29, 35, 37, 145, 175, 185, 203, 233, 259, 461, 725, 925, 1015, 1073, 1165, 1295, 1631, 2305, 3227, 5075, 5365, 5825, 6475, 6757, 7511, 8155, 8621, 11525, 13369, 16135, 17057, 26825, 33785, 37555, 40775, 43105, 47299, 60347, 66845, 80675, 85285, 93583, 107413, 119399, 168925, 187775, 215525, 236495, 250009, 301735, 334225, 426425, 467915, 494653, 537065, 596995, 751891, 1182475, 1250045, 1508675, 1750063, 2339575, 2473265, 2685325, 2984975, 3114977, 3462571, 3759455, 3974281, 6250225, 8750315, 12366325, 15574885, 17312855, 18797275, 19871405, 21804839, 27819967, 43751575, 77874425, 86564275, 99357025, 109024195, 115254149, 139099835, 545120975, 576270745, 695499175, 806779043, 2881353725, 4033895215, 20169476075]

約数ペア:

[(1, 20169476075), (5, 4033895215), (7, 2881353725), (25, 806779043), (29, 695499175), (35, 576270745), (37, 545120975), (145, 139099835), (175, 115254149), (185, 109024195), (203, 99357025), (233, 86564275), (259, 77874425), (461, 43751575), (725, 27819967), (925, 21804839), (1015, 19871405), (1073, 18797275), (1165, 17312855), (1295, 15574885), (1631, 12366325), (2305, 8750315), (3227, 6250225), (5075, 3974281), (5365, 3759455), (5825, 3462571), (6475, 3114977), (6757, 2984975), (7511, 2685325), (8155, 2473265), (8621, 2339575), (11525, 1750063), (13369, 1508675), (16135, 1250045), (17057, 1182475), (26825, 751891), (33785, 596995), (37555, 537065), (40775, 494653), (43105, 467915), (47299, 426425), (60347, 334225), (66845, 301735), (80675, 250009), (85285, 236495), (93583, 215525), (107413, 187775), (119399, 168925)]