156967708820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{1400747}}^1$

素因数の和:1401200

約数の個数: 48

約数和(自身を含む): 355812403968

約数和(自身を除く): 198844695148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 431, 862, 1724, 2155, 4310, 5603, 8620, 11206, 22412, 28015, 56030, 112060, 1400747, 2801494, 5602988, 7003735, 14007470, 18209711, 28014940, 36419422, 72838844, 91048555, 182097110, 364194220, 603721957, 1207443914, 2414887828, 3018609785, 6037219570, 7848385441, 12074439140, 15696770882, 31393541764, 39241927205, 78483854410, 156967708820]

約数ペア:

[(1, 156967708820), (2, 78483854410), (4, 39241927205), (5, 31393541764), (10, 15696770882), (13, 12074439140), (20, 7848385441), (26, 6037219570), (52, 3018609785), (65, 2414887828), (130, 1207443914), (260, 603721957), (431, 364194220), (862, 182097110), (1724, 91048555), (2155, 72838844), (4310, 36419422), (5603, 28014940), (8620, 18209711), (11206, 14007470), (22412, 7003735), (28015, 5602988), (56030, 2801494), (112060, 1400747)]