51868240

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 126777600

約数和(自身を除く): 74909360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 79, 80, 116, 145, 158, 232, 283, 290, 316, 395, 464, 566, 580, 632, 790, 1132, 1160, 1264, 1415, 1580, 2264, 2291, 2320, 2830, 3160, 4528, 4582, 5660, 6320, 8207, 9164, 11320, 11455, 16414, 18328, 22357, 22640, 22910, 32828, 36656, 41035, 44714, 45820, 65656, 82070, 89428, 91640, 111785, 131312, 164140, 178856, 183280, 223570, 328280, 357712, 447140, 648353, 656560, 894280, 1296706, 1788560, 2593412, 3241765, 5186824, 6483530, 10373648, 12967060, 25934120, 51868240]

約数ペア:

[(1, 51868240), (2, 25934120), (4, 12967060), (5, 10373648), (8, 6483530), (10, 5186824), (16, 3241765), (20, 2593412), (29, 1788560), (40, 1296706), (58, 894280), (79, 656560), (80, 648353), (116, 447140), (145, 357712), (158, 328280), (232, 223570), (283, 183280), (290, 178856), (316, 164140), (395, 131312), (464, 111785), (566, 91640), (580, 89428), (632, 82070), (790, 65656), (1132, 45820), (1160, 44714), (1264, 41035), (1415, 36656), (1580, 32828), (2264, 22910), (2291, 22640), (2320, 22357), (2830, 18328), (3160, 16414), (4528, 11455), (4582, 11320), (5660, 9164), (6320, 8207)]