677442910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 1309996800

約数和(自身を除く): 632553890

約数列:

[1, 2, 5, 10, 19, 38, 95, 113, 139, 190, 226, 227, 278, 454, 565, 695, 1130, 1135, 1390, 2147, 2270, 2641, 4294, 4313, 5282, 8626, 10735, 13205, 15707, 21470, 21565, 25651, 26410, 31414, 31553, 43130, 51302, 63106, 78535, 128255, 157070, 157765, 256510, 298433, 315530, 487369, 596866, 599507, 974738, 1199014, 1492165, 2436845, 2984330, 2997535, 3565489, 4873690, 5995070, 7130978, 17827445, 35654890, 67744291, 135488582, 338721455, 677442910]

約数ペア:

[(1, 677442910), (2, 338721455), (5, 135488582), (10, 67744291), (19, 35654890), (38, 17827445), (95, 7130978), (113, 5995070), (139, 4873690), (190, 3565489), (226, 2997535), (227, 2984330), (278, 2436845), (454, 1492165), (565, 1199014), (695, 974738), (1130, 599507), (1135, 596866), (1390, 487369), (2147, 315530), (2270, 298433), (2641, 256510), (4294, 157765), (4313, 157070), (5282, 128255), (8626, 78535), (10735, 63106), (13205, 51302), (15707, 43130), (21470, 31553), (21565, 31414), (25651, 26410)]