1955399200

素因数分解:

$2^5\times 5^2\times {\mathrm{43}}^1\times {\mathrm{56843}}^1$

素因数の和:56906

約数の個数: 72

約数和(自身を含む): 4884718608

約数和(自身を除く): 2929319408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 100, 160, 172, 200, 215, 344, 400, 430, 688, 800, 860, 1075, 1376, 1720, 2150, 3440, 4300, 6880, 8600, 17200, 34400, 56843, 113686, 227372, 284215, 454744, 568430, 909488, 1136860, 1421075, 1818976, 2273720, 2444249, 2842150, 4547440, 4888498, 5684300, 9094880, 9776996, 11368600, 12221245, 19553992, 22737200, 24442490, 39107984, 45474400, 48884980, 61106225, 78215968, 97769960, 122212450, 195539920, 244424900, 391079840, 488849800, 977699600, 1955399200]

約数ペア:

[(1, 1955399200), (2, 977699600), (4, 488849800), (5, 391079840), (8, 244424900), (10, 195539920), (16, 122212450), (20, 97769960), (25, 78215968), (32, 61106225), (40, 48884980), (43, 45474400), (50, 39107984), (80, 24442490), (86, 22737200), (100, 19553992), (160, 12221245), (172, 11368600), (200, 9776996), (215, 9094880), (344, 5684300), (400, 4888498), (430, 4547440), (688, 2842150), (800, 2444249), (860, 2273720), (1075, 1818976), (1376, 1421075), (1720, 1136860), (2150, 909488), (3440, 568430), (4300, 454744), (6880, 284215), (8600, 227372), (17200, 113686), (34400, 56843)]