53142680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2521}}^1$

素因数の和:2580

約数の個数: 64

約数和(自身を含む): 130740480

約数和(自身を除く): 77597800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 620, 680, 1054, 1240, 2108, 2521, 2635, 4216, 5042, 5270, 10084, 10540, 12605, 20168, 21080, 25210, 42857, 50420, 78151, 85714, 100840, 156302, 171428, 214285, 312604, 342856, 390755, 428570, 625208, 781510, 857140, 1328567, 1563020, 1714280, 2657134, 3126040, 5314268, 6642835, 10628536, 13285670, 26571340, 53142680]

約数ペア:

[(1, 53142680), (2, 26571340), (4, 13285670), (5, 10628536), (8, 6642835), (10, 5314268), (17, 3126040), (20, 2657134), (31, 1714280), (34, 1563020), (40, 1328567), (62, 857140), (68, 781510), (85, 625208), (124, 428570), (136, 390755), (155, 342856), (170, 312604), (248, 214285), (310, 171428), (340, 156302), (527, 100840), (620, 85714), (680, 78151), (1054, 50420), (1240, 42857), (2108, 25210), (2521, 21080), (2635, 20168), (4216, 12605), (5042, 10540), (5270, 10084)]