81430148

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{389}}^1\times {\mathrm{887}}^1$

素因数の和:1339

約数の個数: 24

約数和(自身を含む): 145454400

約数和(自身を除く): 64024252

約数列:

[1, 2, 4, 59, 118, 236, 389, 778, 887, 1556, 1774, 3548, 22951, 45902, 52333, 91804, 104666, 209332, 345043, 690086, 1380172, 20357537, 40715074, 81430148]

約数ペア:

[(1, 81430148), (2, 40715074), (4, 20357537), (59, 1380172), (118, 690086), (236, 345043), (389, 209332), (778, 104666), (887, 91804), (1556, 52333), (1774, 45902), (3548, 22951)]