81524978

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 130664448

約数和(自身を除く): 49139470

約数列:

[1, 2, 31, 47, 62, 94, 101, 202, 277, 554, 1457, 2914, 3131, 4747, 6262, 8587, 9494, 13019, 17174, 26038, 27977, 55954, 147157, 294314, 403589, 807178, 867287, 1314919, 1734574, 2629838, 40762489, 81524978]

約数ペア:

[(1, 81524978), (2, 40762489), (31, 2629838), (47, 1734574), (62, 1314919), (94, 867287), (101, 807178), (202, 403589), (277, 294314), (554, 147157), (1457, 55954), (2914, 27977), (3131, 26038), (4747, 17174), (6262, 13019), (8587, 9494)]