25572680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{91331}}^1$

素因数の和:91349

約数の個数: 32

約数和(自身を含む): 65759040

約数和(自身を除く): 40186360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 91331, 182662, 365324, 456655, 639317, 730648, 913310, 1278634, 1826620, 2557268, 3196585, 3653240, 5114536, 6393170, 12786340, 25572680]

約数ペア:

[(1, 25572680), (2, 12786340), (4, 6393170), (5, 5114536), (7, 3653240), (8, 3196585), (10, 2557268), (14, 1826620), (20, 1278634), (28, 913310), (35, 730648), (40, 639317), (56, 456655), (70, 365324), (140, 182662), (280, 91331)]