71728784

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1$

素因数の和:627

約数の個数: 40

約数和(自身を含む): 141996120

約数和(自身を除く): 70267336

約数列:

[1, 2, 4, 8, 16, 97, 113, 194, 226, 388, 409, 452, 776, 818, 904, 1552, 1636, 1808, 3272, 6544, 10961, 21922, 39673, 43844, 46217, 79346, 87688, 92434, 158692, 175376, 184868, 317384, 369736, 634768, 739472, 4483049, 8966098, 17932196, 35864392, 71728784]

約数ペア:

[(1, 71728784), (2, 35864392), (4, 17932196), (8, 8966098), (16, 4483049), (97, 739472), (113, 634768), (194, 369736), (226, 317384), (388, 184868), (409, 175376), (452, 158692), (776, 92434), (818, 87688), (904, 79346), (1552, 46217), (1636, 43844), (1808, 39673), (3272, 21922), (6544, 10961)]