638049751588

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{631}}^1\times {\mathrm{2777}}^1$

素因数の和:3557

約数の個数: 96

約数和(自身を含む): 1200474696960

約数和(自身を除く): 562424945372

約数列:

[1, 2, 4, 29, 43, 58, 73, 86, 116, 146, 172, 292, 631, 1247, 1262, 2117, 2494, 2524, 2777, 3139, 4234, 4988, 5554, 6278, 8468, 11108, 12556, 18299, 27133, 36598, 46063, 54266, 73196, 80533, 91031, 92126, 108532, 119411, 161066, 182062, 184252, 202721, 238822, 322132, 364124, 405442, 477644, 786857, 810884, 1335827, 1573714, 1752287, 1980709, 2671654, 3147428, 3462919, 3504574, 3961418, 5343308, 5878909, 6925838, 7009148, 7922836, 8717003, 11757818, 13851676, 17434006, 23515636, 34868012, 50816323, 57440561, 75348341, 101632646, 114881122, 127916951, 150696682, 203265292, 229762244, 252793087, 255833902, 301393364, 505586174, 511667804, 1011172348, 2185101889, 3709591579, 4370203778, 5500428893, 7419183158, 8740407556, 11000857786, 14838366316, 22001715572, 159512437897, 319024875794, 638049751588]

約数ペア:

[(1, 638049751588), (2, 319024875794), (4, 159512437897), (29, 22001715572), (43, 14838366316), (58, 11000857786), (73, 8740407556), (86, 7419183158), (116, 5500428893), (146, 4370203778), (172, 3709591579), (292, 2185101889), (631, 1011172348), (1247, 511667804), (1262, 505586174), (2117, 301393364), (2494, 255833902), (2524, 252793087), (2777, 229762244), (3139, 203265292), (4234, 150696682), (4988, 127916951), (5554, 114881122), (6278, 101632646), (8468, 75348341), (11108, 57440561), (12556, 50816323), (18299, 34868012), (27133, 23515636), (36598, 17434006), (46063, 13851676), (54266, 11757818), (73196, 8717003), (80533, 7922836), (91031, 7009148), (92126, 6925838), (108532, 5878909), (119411, 5343308), (161066, 3961418), (182062, 3504574), (184252, 3462919), (202721, 3147428), (238822, 2671654), (322132, 1980709), (364124, 1752287), (405442, 1573714), (477644, 1335827), (786857, 810884)]