16515616

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2$

素因数の和:126

約数の個数: 72

約数和(自身を含む): 37229220

約数和(自身を除く): 20713604

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 37, 52, 58, 74, 104, 116, 148, 208, 232, 296, 377, 416, 464, 481, 592, 754, 928, 962, 1073, 1184, 1369, 1508, 1924, 2146, 2738, 3016, 3848, 4292, 5476, 6032, 7696, 8584, 10952, 12064, 13949, 15392, 17168, 17797, 21904, 27898, 34336, 35594, 39701, 43808, 55796, 71188, 79402, 111592, 142376, 158804, 223184, 284752, 317608, 446368, 516113, 569504, 635216, 1032226, 1270432, 2064452, 4128904, 8257808, 16515616]

約数ペア:

[(1, 16515616), (2, 8257808), (4, 4128904), (8, 2064452), (13, 1270432), (16, 1032226), (26, 635216), (29, 569504), (32, 516113), (37, 446368), (52, 317608), (58, 284752), (74, 223184), (104, 158804), (116, 142376), (148, 111592), (208, 79402), (232, 71188), (296, 55796), (377, 43808), (416, 39701), (464, 35594), (481, 34336), (592, 27898), (754, 21904), (928, 17797), (962, 17168), (1073, 15392), (1184, 13949), (1369, 12064), (1508, 10952), (1924, 8584), (2146, 7696), (2738, 6032), (3016, 5476), (3848, 4292)]