38820418484

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1\times {\mathrm{7759}}^1$

素因数の和:8208

約数の個数: 48

約数和(自身を含む): 70857615360

約数和(自身を除く): 32037196876

約数列:

[1, 2, 4, 31, 62, 124, 157, 257, 314, 514, 628, 1028, 4867, 7759, 7967, 9734, 15518, 15934, 19468, 31036, 31868, 40349, 80698, 161396, 240529, 481058, 962116, 1218163, 1250819, 1994063, 2436326, 2501638, 3988126, 4872652, 5003276, 7976252, 37763053, 61815953, 75526106, 123631906, 151052212, 247263812, 313067891, 626135782, 1252271564, 9705104621, 19410209242, 38820418484]

約数ペア:

[(1, 38820418484), (2, 19410209242), (4, 9705104621), (31, 1252271564), (62, 626135782), (124, 313067891), (157, 247263812), (257, 151052212), (314, 123631906), (514, 75526106), (628, 61815953), (1028, 37763053), (4867, 7976252), (7759, 5003276), (7967, 4872652), (9734, 3988126), (15518, 2501638), (15934, 2436326), (19468, 1994063), (31036, 1250819), (31868, 1218163), (40349, 962116), (80698, 481058), (161396, 240529)]