65720288

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1181}}^1$

素因数の和:1275

約数の個数: 48

約数和(自身を含む): 135825984

約数和(自身を除く): 70105696

約数列:

[1, 2, 4, 8, 16, 32, 37, 47, 74, 94, 148, 188, 296, 376, 592, 752, 1181, 1184, 1504, 1739, 2362, 3478, 4724, 6956, 9448, 13912, 18896, 27824, 37792, 43697, 55507, 55648, 87394, 111014, 174788, 222028, 349576, 444056, 699152, 888112, 1398304, 1776224, 2053759, 4107518, 8215036, 16430072, 32860144, 65720288]

約数ペア:

[(1, 65720288), (2, 32860144), (4, 16430072), (8, 8215036), (16, 4107518), (32, 2053759), (37, 1776224), (47, 1398304), (74, 888112), (94, 699152), (148, 444056), (188, 349576), (296, 222028), (376, 174788), (592, 111014), (752, 87394), (1181, 55648), (1184, 55507), (1504, 43697), (1739, 37792), (2362, 27824), (3478, 18896), (4724, 13912), (6956, 9448)]