72551620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1867}}^1$

素因数の和:1972

約数の個数: 48

約数和(自身を含む): 160050240

約数和(自身を除く): 87498620

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 67, 116, 134, 145, 268, 290, 335, 580, 670, 1340, 1867, 1943, 3734, 3886, 7468, 7772, 9335, 9715, 18670, 19430, 37340, 38860, 54143, 108286, 125089, 216572, 250178, 270715, 500356, 541430, 625445, 1082860, 1250890, 2501780, 3627581, 7255162, 14510324, 18137905, 36275810, 72551620]

約数ペア:

[(1, 72551620), (2, 36275810), (4, 18137905), (5, 14510324), (10, 7255162), (20, 3627581), (29, 2501780), (58, 1250890), (67, 1082860), (116, 625445), (134, 541430), (145, 500356), (268, 270715), (290, 250178), (335, 216572), (580, 125089), (670, 108286), (1340, 54143), (1867, 38860), (1943, 37340), (3734, 19430), (3886, 18670), (7468, 9715), (7772, 9335)]