88777390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:565

約数の個数: 48

約数和(自身を含む): 174792816

約数和(自身を除く): 86015426

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 169, 262, 338, 401, 655, 802, 845, 1310, 1690, 1703, 2005, 3406, 4010, 5213, 8515, 10426, 17030, 22139, 26065, 44278, 52130, 52531, 67769, 105062, 110695, 135538, 221390, 262655, 338845, 525310, 677690, 682903, 1365806, 3414515, 6829030, 8877739, 17755478, 44388695, 88777390]

約数ペア:

[(1, 88777390), (2, 44388695), (5, 17755478), (10, 8877739), (13, 6829030), (26, 3414515), (65, 1365806), (130, 682903), (131, 677690), (169, 525310), (262, 338845), (338, 262655), (401, 221390), (655, 135538), (802, 110695), (845, 105062), (1310, 67769), (1690, 52531), (1703, 52130), (2005, 44278), (3406, 26065), (4010, 22139), (5213, 17030), (8515, 10426)]