74971640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{587}}^1$

素因数の和:732

約数の個数: 64

約数和(自身を含む): 176117760

約数和(自身を除く): 101146120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 103, 124, 155, 206, 248, 310, 412, 515, 587, 620, 824, 1030, 1174, 1240, 2060, 2348, 2935, 3193, 4120, 4696, 5870, 6386, 11740, 12772, 15965, 18197, 23480, 25544, 31930, 36394, 60461, 63860, 72788, 90985, 120922, 127720, 145576, 181970, 241844, 302305, 363940, 483688, 604610, 727880, 1209220, 1874291, 2418440, 3748582, 7497164, 9371455, 14994328, 18742910, 37485820, 74971640]

約数ペア:

[(1, 74971640), (2, 37485820), (4, 18742910), (5, 14994328), (8, 9371455), (10, 7497164), (20, 3748582), (31, 2418440), (40, 1874291), (62, 1209220), (103, 727880), (124, 604610), (155, 483688), (206, 363940), (248, 302305), (310, 241844), (412, 181970), (515, 145576), (587, 127720), (620, 120922), (824, 90985), (1030, 72788), (1174, 63860), (1240, 60461), (2060, 36394), (2348, 31930), (2935, 25544), (3193, 23480), (4120, 18197), (4696, 15965), (5870, 12772), (6386, 11740)]