64710450

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{20543}}^1$

素因数の和:20568

約数の個数: 72

約数和(自身を含む): 198701568

約数和(自身を除く): 133991118

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 150, 175, 210, 225, 315, 350, 450, 525, 630, 1050, 1575, 3150, 20543, 41086, 61629, 102715, 123258, 143801, 184887, 205430, 287602, 308145, 369774, 431403, 513575, 616290, 719005, 862806, 924435, 1027150, 1294209, 1438010, 1540725, 1848870, 2157015, 2588418, 3081450, 3595025, 4314030, 4622175, 6471045, 7190050, 9244350, 10785075, 12942090, 21570150, 32355225, 64710450]

約数ペア:

[(1, 64710450), (2, 32355225), (3, 21570150), (5, 12942090), (6, 10785075), (7, 9244350), (9, 7190050), (10, 6471045), (14, 4622175), (15, 4314030), (18, 3595025), (21, 3081450), (25, 2588418), (30, 2157015), (35, 1848870), (42, 1540725), (45, 1438010), (50, 1294209), (63, 1027150), (70, 924435), (75, 862806), (90, 719005), (105, 616290), (126, 513575), (150, 431403), (175, 369774), (210, 308145), (225, 287602), (315, 205430), (350, 184887), (450, 143801), (525, 123258), (630, 102715), (1050, 61629), (1575, 41086), (3150, 20543)]