131728480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63331}}^1$

素因数の和:63359

約数の個数: 48

約数和(自身を含む): 335152944

約数和(自身を除く): 203424464

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 63331, 126662, 253324, 316655, 506648, 633310, 823303, 1013296, 1266620, 1646606, 2026592, 2533240, 3293212, 4116515, 5066480, 6586424, 8233030, 10132960, 13172848, 16466060, 26345696, 32932120, 65864240, 131728480]

約数ペア:

[(1, 131728480), (2, 65864240), (4, 32932120), (5, 26345696), (8, 16466060), (10, 13172848), (13, 10132960), (16, 8233030), (20, 6586424), (26, 5066480), (32, 4116515), (40, 3293212), (52, 2533240), (65, 2026592), (80, 1646606), (104, 1266620), (130, 1013296), (160, 823303), (208, 633310), (260, 506648), (416, 316655), (520, 253324), (1040, 126662), (2080, 63331)]