61775420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{4549}}^1$

素因数の和:4662

約数の個数: 48

約数和(自身を含む): 149822400

約数和(自身を除く): 88046980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2716, 3395, 4549, 6790, 9098, 13580, 18196, 22745, 31843, 45490, 63686, 90980, 127372, 159215, 318430, 441253, 636860, 882506, 1765012, 2206265, 3088771, 4412530, 6177542, 8825060, 12355084, 15443855, 30887710, 61775420]

約数ペア:

[(1, 61775420), (2, 30887710), (4, 15443855), (5, 12355084), (7, 8825060), (10, 6177542), (14, 4412530), (20, 3088771), (28, 2206265), (35, 1765012), (70, 882506), (97, 636860), (140, 441253), (194, 318430), (388, 159215), (485, 127372), (679, 90980), (970, 63686), (1358, 45490), (1940, 31843), (2716, 22745), (3395, 18196), (4549, 13580), (6790, 9098)]