1275006980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{29017}}^1$

素因数の和:29065

約数の個数: 48

約数和(自身を含む): 2900639280

約数和(自身を除く): 1625632300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 2197, 3380, 4394, 8788, 10985, 21970, 29017, 43940, 58034, 116068, 145085, 290170, 377221, 580340, 754442, 1508884, 1886105, 3772210, 4903873, 7544420, 9807746, 19615492, 24519365, 49038730, 63750349, 98077460, 127500698, 255001396, 318751745, 637503490, 1275006980]

約数ペア:

[(1, 1275006980), (2, 637503490), (4, 318751745), (5, 255001396), (10, 127500698), (13, 98077460), (20, 63750349), (26, 49038730), (52, 24519365), (65, 19615492), (130, 9807746), (169, 7544420), (260, 4903873), (338, 3772210), (676, 1886105), (845, 1508884), (1690, 754442), (2197, 580340), (3380, 377221), (4394, 290170), (8788, 145085), (10985, 116068), (21970, 58034), (29017, 43940)]