31133920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6277}}^1$

素因数の和:6323

約数の個数: 48

約数和(自身を含む): 75938688

約数和(自身を除く): 44804768

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, 6277, 12554, 25108, 31385, 50216, 62770, 100432, 125540, 194587, 200864, 251080, 389174, 502160, 778348, 972935, 1004320, 1556696, 1945870, 3113392, 3891740, 6226784, 7783480, 15566960, 31133920]

約数ペア:

[(1, 31133920), (2, 15566960), (4, 7783480), (5, 6226784), (8, 3891740), (10, 3113392), (16, 1945870), (20, 1556696), (31, 1004320), (32, 972935), (40, 778348), (62, 502160), (80, 389174), (124, 251080), (155, 200864), (160, 194587), (248, 125540), (310, 100432), (496, 62770), (620, 50216), (992, 31385), (1240, 25108), (2480, 12554), (4960, 6277)]