81518370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{37223}}^1$

素因数の和:37306

約数の個数: 32

約数和(自身を含む): 198329472

約数和(自身を除く): 116811102

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190, 37223, 74446, 111669, 186115, 223338, 372230, 558345, 1116690, 2717279, 5434558, 8151837, 13586395, 16303674, 27172790, 40759185, 81518370]

約数ペア:

[(1, 81518370), (2, 40759185), (3, 27172790), (5, 16303674), (6, 13586395), (10, 8151837), (15, 5434558), (30, 2717279), (73, 1116690), (146, 558345), (219, 372230), (365, 223338), (438, 186115), (730, 111669), (1095, 74446), (2190, 37223)]