117287960

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{16381}}^1$

素因数の和:16571

約数の個数: 32

約数和(自身を含む): 265388400

約数和(自身を除く): 148100440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 16381, 32762, 65524, 81905, 131048, 163810, 327620, 655240, 2932199, 5864398, 11728796, 14660995, 23457592, 29321990, 58643980, 117287960]

約数ペア:

[(1, 117287960), (2, 58643980), (4, 29321990), (5, 23457592), (8, 14660995), (10, 11728796), (20, 5864398), (40, 2932199), (179, 655240), (358, 327620), (716, 163810), (895, 131048), (1432, 81905), (1790, 65524), (3580, 32762), (7160, 16381)]