156620285540

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{21313}}^1\times {\mathrm{4651}}^1$

素因数の和:26052

約数の個数: 48

約数和(自身を含む): 333153166080

約数和(自身を除く): 176532880540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 4651, 9302, 18604, 21313, 23255, 42626, 46510, 85252, 93020, 106565, 213130, 367429, 426260, 734858, 1469716, 1683727, 1837145, 3367454, 3674290, 6734908, 7348580, 8418635, 16837270, 33674540, 99126763, 198253526, 396507052, 495633815, 991267630, 1982535260, 7831014277, 15662028554, 31324057108, 39155071385, 78310142770, 156620285540]

約数ペア:

[(1, 156620285540), (2, 78310142770), (4, 39155071385), (5, 31324057108), (10, 15662028554), (20, 7831014277), (79, 1982535260), (158, 991267630), (316, 495633815), (395, 396507052), (790, 198253526), (1580, 99126763), (4651, 33674540), (9302, 16837270), (18604, 8418635), (21313, 7348580), (23255, 6734908), (42626, 3674290), (46510, 3367454), (85252, 1837145), (93020, 1683727), (106565, 1469716), (213130, 734858), (367429, 426260)]