77605160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:638

約数の個数: 64

約数和(自身を含む): 182250000

約数和(自身を除く): 104644840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 149, 232, 290, 298, 449, 580, 596, 745, 898, 1160, 1192, 1490, 1796, 2245, 2980, 3592, 4321, 4490, 5960, 8642, 8980, 13021, 17284, 17960, 21605, 26042, 34568, 43210, 52084, 65105, 66901, 86420, 104168, 130210, 133802, 172840, 260420, 267604, 334505, 520840, 535208, 669010, 1338020, 1940129, 2676040, 3880258, 7760516, 9700645, 15521032, 19401290, 38802580, 77605160]

約数ペア:

[(1, 77605160), (2, 38802580), (4, 19401290), (5, 15521032), (8, 9700645), (10, 7760516), (20, 3880258), (29, 2676040), (40, 1940129), (58, 1338020), (116, 669010), (145, 535208), (149, 520840), (232, 334505), (290, 267604), (298, 260420), (449, 172840), (580, 133802), (596, 130210), (745, 104168), (898, 86420), (1160, 66901), (1192, 65105), (1490, 52084), (1796, 43210), (2245, 34568), (2980, 26042), (3592, 21605), (4321, 17960), (4490, 17284), (5960, 13021), (8642, 8980)]