31460128

素因数分解:

$2^5\times 7^1\times {\mathrm{29}}^2\times {\mathrm{167}}^1$

素因数の和:242

約数の個数: 72

約数和(自身を含む): 73749312

約数和(自身を除く): 42289184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 112, 116, 167, 203, 224, 232, 334, 406, 464, 668, 812, 841, 928, 1169, 1336, 1624, 1682, 2338, 2672, 3248, 3364, 4676, 4843, 5344, 5887, 6496, 6728, 9352, 9686, 11774, 13456, 18704, 19372, 23548, 26912, 33901, 37408, 38744, 47096, 67802, 77488, 94192, 135604, 140447, 154976, 188384, 271208, 280894, 542416, 561788, 983129, 1084832, 1123576, 1966258, 2247152, 3932516, 4494304, 7865032, 15730064, 31460128]

約数ペア:

[(1, 31460128), (2, 15730064), (4, 7865032), (7, 4494304), (8, 3932516), (14, 2247152), (16, 1966258), (28, 1123576), (29, 1084832), (32, 983129), (56, 561788), (58, 542416), (112, 280894), (116, 271208), (167, 188384), (203, 154976), (224, 140447), (232, 135604), (334, 94192), (406, 77488), (464, 67802), (668, 47096), (812, 38744), (841, 37408), (928, 33901), (1169, 26912), (1336, 23548), (1624, 19372), (1682, 18704), (2338, 13456), (2672, 11774), (3248, 9686), (3364, 9352), (4676, 6728), (4843, 6496), (5344, 5887)]