130641680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{125617}}^1$

素因数の和:125643

約数の個数: 40

約数和(自身を含む): 327109272

約数和(自身を除く): 196467592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 125617, 251234, 502468, 628085, 1004936, 1256170, 1633021, 2009872, 2512340, 3266042, 5024680, 6532084, 8165105, 10049360, 13064168, 16330210, 26128336, 32660420, 65320840, 130641680]

約数ペア:

[(1, 130641680), (2, 65320840), (4, 32660420), (5, 26128336), (8, 16330210), (10, 13064168), (13, 10049360), (16, 8165105), (20, 6532084), (26, 5024680), (40, 3266042), (52, 2512340), (65, 2009872), (80, 1633021), (104, 1256170), (130, 1004936), (208, 628085), (260, 502468), (520, 251234), (1040, 125617)]