65362220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{42443}}^1$

素因数の和:42470

約数の個数: 48

約数和(自身を含む): 171134208

約数和(自身を除く): 105771988

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 42443, 84886, 169772, 212215, 297101, 424430, 466873, 594202, 848860, 933746, 1188404, 1485505, 1867492, 2334365, 2971010, 3268111, 4668730, 5942020, 6536222, 9337460, 13072444, 16340555, 32681110, 65362220]

約数ペア:

[(1, 65362220), (2, 32681110), (4, 16340555), (5, 13072444), (7, 9337460), (10, 6536222), (11, 5942020), (14, 4668730), (20, 3268111), (22, 2971010), (28, 2334365), (35, 1867492), (44, 1485505), (55, 1188404), (70, 933746), (77, 848860), (110, 594202), (140, 466873), (154, 424430), (220, 297101), (308, 212215), (385, 169772), (770, 84886), (1540, 42443)]