82304690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1571}}^1$

素因数の和:1635

約数の個数: 48

約数和(自身を含む): 165701376

約数和(自身を除く): 83396686

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 338, 403, 806, 845, 1571, 1690, 2015, 3142, 4030, 5239, 7855, 10478, 15710, 20423, 26195, 40846, 48701, 52390, 97402, 102115, 204230, 243505, 265499, 487010, 530998, 633113, 1266226, 1327495, 2654990, 3165565, 6331130, 8230469, 16460938, 41152345, 82304690]

約数ペア:

[(1, 82304690), (2, 41152345), (5, 16460938), (10, 8230469), (13, 6331130), (26, 3165565), (31, 2654990), (62, 1327495), (65, 1266226), (130, 633113), (155, 530998), (169, 487010), (310, 265499), (338, 243505), (403, 204230), (806, 102115), (845, 97402), (1571, 52390), (1690, 48701), (2015, 40846), (3142, 26195), (4030, 20423), (5239, 15710), (7855, 10478)]