71425040

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{7901}}^1$

素因数の和:8027

約数の個数: 40

約数和(自身を含む): 167554008

約数和(自身を除く): 96128968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 7901, 9040, 15802, 31604, 39505, 63208, 79010, 126416, 158020, 316040, 632080, 892813, 1785626, 3571252, 4464065, 7142504, 8928130, 14285008, 17856260, 35712520, 71425040]

約数ペア:

[(1, 71425040), (2, 35712520), (4, 17856260), (5, 14285008), (8, 8928130), (10, 7142504), (16, 4464065), (20, 3571252), (40, 1785626), (80, 892813), (113, 632080), (226, 316040), (452, 158020), (565, 126416), (904, 79010), (1130, 63208), (1808, 39505), (2260, 31604), (4520, 15802), (7901, 9040)]