63746680

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{20173}}^1$

素因数の和:20263

約数の個数: 32

約数和(自身を含む): 145252800

約数和(自身を除く): 81506120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 20173, 40346, 80692, 100865, 161384, 201730, 403460, 806920, 1593667, 3187334, 6374668, 7968335, 12749336, 15936670, 31873340, 63746680]

約数ペア:

[(1, 63746680), (2, 31873340), (4, 15936670), (5, 12749336), (8, 7968335), (10, 6374668), (20, 3187334), (40, 1593667), (79, 806920), (158, 403460), (316, 201730), (395, 161384), (632, 100865), (790, 80692), (1580, 40346), (3160, 20173)]