51739740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22111}}^1$

素因数の和:22139

約数の個数: 72

約数和(自身を含む): 169024128

約数和(自身を除く): 117284388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 22111, 44222, 66333, 88444, 110555, 132666, 198999, 221110, 265332, 287443, 331665, 397998, 442220, 574886, 663330, 795996, 862329, 994995, 1149772, 1326660, 1437215, 1724658, 1989990, 2586987, 2874430, 3449316, 3979980, 4311645, 5173974, 5748860, 8623290, 10347948, 12934935, 17246580, 25869870, 51739740]

約数ペア:

[(1, 51739740), (2, 25869870), (3, 17246580), (4, 12934935), (5, 10347948), (6, 8623290), (9, 5748860), (10, 5173974), (12, 4311645), (13, 3979980), (15, 3449316), (18, 2874430), (20, 2586987), (26, 1989990), (30, 1724658), (36, 1437215), (39, 1326660), (45, 1149772), (52, 994995), (60, 862329), (65, 795996), (78, 663330), (90, 574886), (117, 442220), (130, 397998), (156, 331665), (180, 287443), (195, 265332), (234, 221110), (260, 198999), (390, 132666), (468, 110555), (585, 88444), (780, 66333), (1170, 44222), (2340, 22111)]