25201760

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5081}}^1$

素因数の和:5127

約数の個数: 48

約数和(自身を含む): 61471872

約数和(自身を除く): 36270112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 5081, 10162, 20324, 25405, 40648, 50810, 81296, 101620, 157511, 162592, 203240, 315022, 406480, 630044, 787555, 812960, 1260088, 1575110, 2520176, 3150220, 5040352, 6300440, 12600880, 25201760]

約数ペア:

[(1, 25201760), (2, 12600880), (4, 6300440), (5, 5040352), (8, 3150220), (10, 2520176), (16, 1575110), (20, 1260088), (31, 812960), (32, 787555), (40, 630044), (62, 406480), (80, 315022), (124, 203240), (155, 162592), (160, 157511), (248, 101620), (310, 81296), (496, 50810), (620, 40648), (992, 25405), (1240, 20324), (2480, 10162), (4960, 5081)]