71287561808

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{463}}^1\times {\mathrm{5857}}^1$

素因数の和:6412

約数の個数: 80

約数和(自身を含む): 145603823616

約数和(自身を除く): 74316261808

約数列:

[1, 2, 4, 8, 16, 31, 53, 62, 106, 124, 212, 248, 424, 463, 496, 848, 926, 1643, 1852, 3286, 3704, 5857, 6572, 7408, 11714, 13144, 14353, 23428, 24539, 26288, 28706, 46856, 49078, 57412, 93712, 98156, 114824, 181567, 196312, 229648, 310421, 363134, 392624, 620842, 726268, 760709, 1241684, 1452536, 1521418, 2483368, 2711791, 2905072, 3042836, 4966736, 5423582, 6085672, 9623051, 10847164, 12171344, 19246102, 21694328, 38492204, 43388656, 76984408, 84065521, 143724923, 153968816, 168131042, 287449846, 336262084, 574899692, 672524168, 1149799384, 1345048336, 2299598768, 4455472613, 8910945226, 17821890452, 35643780904, 71287561808]

約数ペア:

[(1, 71287561808), (2, 35643780904), (4, 17821890452), (8, 8910945226), (16, 4455472613), (31, 2299598768), (53, 1345048336), (62, 1149799384), (106, 672524168), (124, 574899692), (212, 336262084), (248, 287449846), (424, 168131042), (463, 153968816), (496, 143724923), (848, 84065521), (926, 76984408), (1643, 43388656), (1852, 38492204), (3286, 21694328), (3704, 19246102), (5857, 12171344), (6572, 10847164), (7408, 9623051), (11714, 6085672), (13144, 5423582), (14353, 4966736), (23428, 3042836), (24539, 2905072), (26288, 2711791), (28706, 2483368), (46856, 1521418), (49078, 1452536), (57412, 1241684), (93712, 760709), (98156, 726268), (114824, 620842), (181567, 392624), (196312, 363134), (229648, 310421)]