49903360

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2999}}^1$

素因数の和:3033

約数の個数: 72

約数和(自身を含む): 128772000

約数和(自身を除く): 78868640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 2999, 3328, 4160, 5998, 8320, 11996, 14995, 16640, 23992, 29990, 38987, 47984, 59980, 77974, 95968, 119960, 155948, 191936, 194935, 239920, 311896, 383872, 389870, 479840, 623792, 767744, 779740, 959680, 1247584, 1559480, 1919360, 2495168, 3118960, 3838720, 4990336, 6237920, 9980672, 12475840, 24951680, 49903360]

約数ペア:

[(1, 49903360), (2, 24951680), (4, 12475840), (5, 9980672), (8, 6237920), (10, 4990336), (13, 3838720), (16, 3118960), (20, 2495168), (26, 1919360), (32, 1559480), (40, 1247584), (52, 959680), (64, 779740), (65, 767744), (80, 623792), (104, 479840), (128, 389870), (130, 383872), (160, 311896), (208, 239920), (256, 194935), (260, 191936), (320, 155948), (416, 119960), (520, 95968), (640, 77974), (832, 59980), (1040, 47984), (1280, 38987), (1664, 29990), (2080, 23992), (2999, 16640), (3328, 14995), (4160, 11996), (5998, 8320)]