392100080

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{383}}^1$

素因数の和:654

約数の個数: 80

約数和(自身を含む): 932511744

約数和(自身を除く): 540411664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 191, 268, 335, 382, 383, 536, 670, 764, 766, 955, 1072, 1340, 1528, 1532, 1910, 1915, 2680, 3056, 3064, 3820, 3830, 5360, 6128, 7640, 7660, 12797, 15280, 15320, 25594, 25661, 30640, 51188, 51322, 63985, 73153, 102376, 102644, 127970, 128305, 146306, 204752, 205288, 255940, 256610, 292612, 365765, 410576, 511880, 513220, 585224, 731530, 1023760, 1026440, 1170448, 1463060, 2052880, 2926120, 4901251, 5852240, 9802502, 19605004, 24506255, 39210008, 49012510, 78420016, 98025020, 196050040, 392100080]

約数ペア:

[(1, 392100080), (2, 196050040), (4, 98025020), (5, 78420016), (8, 49012510), (10, 39210008), (16, 24506255), (20, 19605004), (40, 9802502), (67, 5852240), (80, 4901251), (134, 2926120), (191, 2052880), (268, 1463060), (335, 1170448), (382, 1026440), (383, 1023760), (536, 731530), (670, 585224), (764, 513220), (766, 511880), (955, 410576), (1072, 365765), (1340, 292612), (1528, 256610), (1532, 255940), (1910, 205288), (1915, 204752), (2680, 146306), (3056, 128305), (3064, 127970), (3820, 102644), (3830, 102376), (5360, 73153), (6128, 63985), (7640, 51322), (7660, 51188), (12797, 30640), (15280, 25661), (15320, 25594)]