32240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:57

約数の個数: 40

約数和(自身を含む): 83328

約数和(自身を除く): 51088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 16120, 32240]

約数ペア:

[(1, 32240), (2, 16120), (4, 8060), (5, 6448), (8, 4030), (10, 3224), (13, 2480), (16, 2015), (20, 1612), (26, 1240), (31, 1040), (40, 806), (52, 620), (62, 520), (65, 496), (80, 403), (104, 310), (124, 260), (130, 248), (155, 208)]