81290618

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 130540032

約数和(自身を除く): 49249414

約数列:

[1, 2, 31, 41, 62, 82, 113, 226, 283, 566, 1271, 2542, 3503, 4633, 7006, 8773, 9266, 11603, 17546, 23206, 31979, 63958, 143623, 287246, 359693, 719386, 991349, 1311139, 1982698, 2622278, 40645309, 81290618]

約数ペア:

[(1, 81290618), (2, 40645309), (31, 2622278), (41, 1982698), (62, 1311139), (82, 991349), (113, 719386), (226, 359693), (283, 287246), (566, 143623), (1271, 63958), (2542, 31979), (3503, 23206), (4633, 17546), (7006, 11603), (8773, 9266)]