72728810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3257}}^1$

素因数の和:3311

約数の個数: 64

約数和(自身を含む): 168894720

約数和(自身を除く): 96165910

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 29, 35, 55, 58, 70, 77, 110, 145, 154, 203, 290, 319, 385, 406, 638, 770, 1015, 1595, 2030, 2233, 3190, 3257, 4466, 6514, 11165, 16285, 22330, 22799, 32570, 35827, 45598, 71654, 94453, 113995, 179135, 188906, 227990, 250789, 358270, 472265, 501578, 661171, 944530, 1038983, 1253945, 1322342, 2077966, 2507890, 3305855, 5194915, 6611710, 7272881, 10389830, 14545762, 36364405, 72728810]

約数ペア:

[(1, 72728810), (2, 36364405), (5, 14545762), (7, 10389830), (10, 7272881), (11, 6611710), (14, 5194915), (22, 3305855), (29, 2507890), (35, 2077966), (55, 1322342), (58, 1253945), (70, 1038983), (77, 944530), (110, 661171), (145, 501578), (154, 472265), (203, 358270), (290, 250789), (319, 227990), (385, 188906), (406, 179135), (638, 113995), (770, 94453), (1015, 71654), (1595, 45598), (2030, 35827), (2233, 32570), (3190, 22799), (3257, 22330), (4466, 16285), (6514, 11165)]