61478840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{52999}}^1$

素因数の和:53039

約数の個数: 32

約数和(自身を含む): 143100000

約数和(自身を除く): 81621160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 52999, 105998, 211996, 264995, 423992, 529990, 1059980, 1536971, 2119960, 3073942, 6147884, 7684855, 12295768, 15369710, 30739420, 61478840]

約数ペア:

[(1, 61478840), (2, 30739420), (4, 15369710), (5, 12295768), (8, 7684855), (10, 6147884), (20, 3073942), (29, 2119960), (40, 1536971), (58, 1059980), (116, 529990), (145, 423992), (232, 264995), (290, 211996), (580, 105998), (1160, 52999)]