63430340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 138378240

約数和(自身を除く): 74947900

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 263, 310, 389, 526, 620, 778, 1052, 1315, 1556, 1945, 2630, 3890, 5260, 7780, 8153, 12059, 16306, 24118, 32612, 40765, 48236, 60295, 81530, 102307, 120590, 163060, 204614, 241180, 409228, 511535, 1023070, 2046140, 3171517, 6343034, 12686068, 15857585, 31715170, 63430340]

約数ペア:

[(1, 63430340), (2, 31715170), (4, 15857585), (5, 12686068), (10, 6343034), (20, 3171517), (31, 2046140), (62, 1023070), (124, 511535), (155, 409228), (263, 241180), (310, 204614), (389, 163060), (526, 120590), (620, 102307), (778, 81530), (1052, 60295), (1315, 48236), (1556, 40765), (1945, 32612), (2630, 24118), (3890, 16306), (5260, 12059), (7780, 8153)]