83280880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{33581}}^1$

素因数の和:33625

約数の個数: 40

約数和(自身を含む): 199880064

約数和(自身を除く): 116599184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 33581, 67162, 134324, 167905, 268648, 335810, 537296, 671620, 1041011, 1343240, 2082022, 2686480, 4164044, 5205055, 8328088, 10410110, 16656176, 20820220, 41640440, 83280880]

約数ペア:

[(1, 83280880), (2, 41640440), (4, 20820220), (5, 16656176), (8, 10410110), (10, 8328088), (16, 5205055), (20, 4164044), (31, 2686480), (40, 2082022), (62, 1343240), (80, 1041011), (124, 671620), (155, 537296), (248, 335810), (310, 268648), (496, 167905), (620, 134324), (1240, 67162), (2480, 33581)]