8049282020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5987}}^1\times {\mathrm{5171}}^1$

素因数の和:11180

約数の個数: 48

約数和(自身を含む): 18210322368

約数和(自身を除く): 10161040348

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 5171, 5987, 10342, 11974, 20684, 23948, 25855, 29935, 51710, 59870, 67223, 77831, 103420, 119740, 134446, 155662, 268892, 311324, 336115, 389155, 672230, 778310, 1344460, 1556620, 30958777, 61917554, 123835108, 154793885, 309587770, 402464101, 619175540, 804928202, 1609856404, 2012320505, 4024641010, 8049282020]

約数ペア:

[(1, 8049282020), (2, 4024641010), (4, 2012320505), (5, 1609856404), (10, 804928202), (13, 619175540), (20, 402464101), (26, 309587770), (52, 154793885), (65, 123835108), (130, 61917554), (260, 30958777), (5171, 1556620), (5987, 1344460), (10342, 778310), (11974, 672230), (20684, 389155), (23948, 336115), (25855, 311324), (29935, 268892), (51710, 155662), (59870, 134446), (67223, 119740), (77831, 103420)]