71791040

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7237}}^1$

素因数の和:7285

約数の個数: 56

約数和(自身を含む): 176491392

約数和(自身を除く): 104700352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 7237, 9920, 14474, 28948, 36185, 57896, 72370, 115792, 144740, 224347, 231584, 289480, 448694, 463168, 578960, 897388, 1121735, 1157920, 1794776, 2243470, 2315840, 3589552, 4486940, 7179104, 8973880, 14358208, 17947760, 35895520, 71791040]

約数ペア:

[(1, 71791040), (2, 35895520), (4, 17947760), (5, 14358208), (8, 8973880), (10, 7179104), (16, 4486940), (20, 3589552), (31, 2315840), (32, 2243470), (40, 1794776), (62, 1157920), (64, 1121735), (80, 897388), (124, 578960), (155, 463168), (160, 448694), (248, 289480), (310, 231584), (320, 224347), (496, 144740), (620, 115792), (992, 72370), (1240, 57896), (1984, 36185), (2480, 28948), (4960, 14474), (7237, 9920)]