80600780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{2053}}^1$

素因数の和:2226

約数の個数: 48

約数和(自身を含む): 183578304

約数和(自身を除く): 102977524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 151, 260, 302, 604, 755, 1510, 1963, 2053, 3020, 3926, 4106, 7852, 8212, 9815, 10265, 19630, 20530, 26689, 39260, 41060, 53378, 106756, 133445, 266890, 310003, 533780, 620006, 1240012, 1550015, 3100030, 4030039, 6200060, 8060078, 16120156, 20150195, 40300390, 80600780]

約数ペア:

[(1, 80600780), (2, 40300390), (4, 20150195), (5, 16120156), (10, 8060078), (13, 6200060), (20, 4030039), (26, 3100030), (52, 1550015), (65, 1240012), (130, 620006), (151, 533780), (260, 310003), (302, 266890), (604, 133445), (755, 106756), (1510, 53378), (1963, 41060), (2053, 39260), (3020, 26689), (3926, 20530), (4106, 19630), (7852, 10265), (8212, 9815)]