80456503540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{753197}}^1$

素因数の和:753329

約数の個数: 72

約数和(自身を含む): 198347161320

約数和(自身を除く): 117890657780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 109, 140, 196, 218, 245, 436, 490, 545, 763, 980, 1090, 1526, 2180, 3052, 3815, 5341, 7630, 10682, 15260, 21364, 26705, 53410, 106820, 753197, 1506394, 3012788, 3765985, 5272379, 7531970, 10544758, 15063940, 21089516, 26361895, 36906653, 52723790, 73813306, 82098473, 105447580, 147626612, 164196946, 184533265, 328393892, 369066530, 410492365, 574689311, 738133060, 820984730, 1149378622, 1641969460, 2298757244, 2873446555, 4022825177, 5746893110, 8045650354, 11493786220, 16091300708, 20114125885, 40228251770, 80456503540]

約数ペア:

[(1, 80456503540), (2, 40228251770), (4, 20114125885), (5, 16091300708), (7, 11493786220), (10, 8045650354), (14, 5746893110), (20, 4022825177), (28, 2873446555), (35, 2298757244), (49, 1641969460), (70, 1149378622), (98, 820984730), (109, 738133060), (140, 574689311), (196, 410492365), (218, 369066530), (245, 328393892), (436, 184533265), (490, 164196946), (545, 147626612), (763, 105447580), (980, 82098473), (1090, 73813306), (1526, 52723790), (2180, 36906653), (3052, 26361895), (3815, 21089516), (5341, 15063940), (7630, 10544758), (10682, 7531970), (15260, 5272379), (21364, 3765985), (26705, 3012788), (53410, 1506394), (106820, 753197)]