201576880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{81281}}^1$

素因数の和:81325

約数の個数: 40

約数和(自身を含む): 483790464

約数和(自身を除く): 282213584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 81281, 162562, 325124, 406405, 650248, 812810, 1300496, 1625620, 2519711, 3251240, 5039422, 6502480, 10078844, 12598555, 20157688, 25197110, 40315376, 50394220, 100788440, 201576880]

約数ペア:

[(1, 201576880), (2, 100788440), (4, 50394220), (5, 40315376), (8, 25197110), (10, 20157688), (16, 12598555), (20, 10078844), (31, 6502480), (40, 5039422), (62, 3251240), (80, 2519711), (124, 1625620), (155, 1300496), (248, 812810), (310, 650248), (496, 406405), (620, 325124), (1240, 162562), (2480, 81281)]