78383810

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{8719}}^1$

素因数の和:8786

約数の個数: 32

約数和(自身を含む): 150681600

約数和(自身を除く): 72297790

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 290, 310, 899, 1798, 4495, 8719, 8990, 17438, 43595, 87190, 252851, 270289, 505702, 540578, 1264255, 1351445, 2528510, 2702890, 7838381, 15676762, 39191905, 78383810]

約数ペア:

[(1, 78383810), (2, 39191905), (5, 15676762), (10, 7838381), (29, 2702890), (31, 2528510), (58, 1351445), (62, 1264255), (145, 540578), (155, 505702), (290, 270289), (310, 252851), (899, 87190), (1798, 43595), (4495, 17438), (8719, 8990)]