64541290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{30881}}^1$

素因数の和:30918

約数の個数: 32

約数和(自身を含む): 133410240

約数和(自身を除く): 68868950

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 30881, 61762, 154405, 308810, 339691, 586739, 679382, 1173478, 1698455, 2933695, 3396910, 5867390, 6454129, 12908258, 32270645, 64541290]

約数ペア:

[(1, 64541290), (2, 32270645), (5, 12908258), (10, 6454129), (11, 5867390), (19, 3396910), (22, 2933695), (38, 1698455), (55, 1173478), (95, 679382), (110, 586739), (190, 339691), (209, 308810), (418, 154405), (1045, 61762), (2090, 30881)]