80452140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31183}}^1$

素因数の和:31238

約数の個数: 48

約数和(自身を含む): 230512128

約数和(自身を除く): 150059988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 31183, 62366, 93549, 124732, 155915, 187098, 311830, 374196, 467745, 623660, 935490, 1340869, 1870980, 2681738, 4022607, 5363476, 6704345, 8045214, 13408690, 16090428, 20113035, 26817380, 40226070, 80452140]

約数ペア:

[(1, 80452140), (2, 40226070), (3, 26817380), (4, 20113035), (5, 16090428), (6, 13408690), (10, 8045214), (12, 6704345), (15, 5363476), (20, 4022607), (30, 2681738), (43, 1870980), (60, 1340869), (86, 935490), (129, 623660), (172, 467745), (215, 374196), (258, 311830), (430, 187098), (516, 155915), (645, 124732), (860, 93549), (1290, 62366), (2580, 31183)]