8303360

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:533

約数の個数: 72

約数和(自身を含む): 21462000

約数和(自身を除く): 13158640

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, 499, 520, 640, 832, 998, 1040, 1280, 1664, 1996, 2080, 2495, 3328, 3992, 4160, 4990, 6487, 7984, 8320, 9980, 12974, 15968, 16640, 19960, 25948, 31936, 32435, 39920, 51896, 63872, 64870, 79840, 103792, 127744, 129740, 159680, 207584, 259480, 319360, 415168, 518960, 638720, 830336, 1037920, 1660672, 2075840, 4151680, 8303360]

約数ペア:

[(1, 8303360), (2, 4151680), (4, 2075840), (5, 1660672), (8, 1037920), (10, 830336), (13, 638720), (16, 518960), (20, 415168), (26, 319360), (32, 259480), (40, 207584), (52, 159680), (64, 129740), (65, 127744), (80, 103792), (104, 79840), (128, 64870), (130, 63872), (160, 51896), (208, 39920), (256, 32435), (260, 31936), (320, 25948), (416, 19960), (499, 16640), (520, 15968), (640, 12974), (832, 9980), (998, 8320), (1040, 7984), (1280, 6487), (1664, 4990), (1996, 4160), (2080, 3992), (2495, 3328)]