78382790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{4253}}^1$

素因数の和:4376

約数の個数: 32

約数和(自身を含む): 150081120

約数和(自身を除く): 71698330

約数列:

[1, 2, 5, 10, 19, 38, 95, 97, 190, 194, 485, 970, 1843, 3686, 4253, 8506, 9215, 18430, 21265, 42530, 80807, 161614, 404035, 412541, 808070, 825082, 2062705, 4125410, 7838279, 15676558, 39191395, 78382790]

約数ペア:

[(1, 78382790), (2, 39191395), (5, 15676558), (10, 7838279), (19, 4125410), (38, 2062705), (95, 825082), (97, 808070), (190, 412541), (194, 404035), (485, 161614), (970, 80807), (1843, 42530), (3686, 21265), (4253, 18430), (8506, 9215)]