31746470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 68428800

約数和(自身を除く): 36682330

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 53, 70, 86, 106, 199, 215, 265, 301, 371, 398, 430, 530, 602, 742, 995, 1393, 1505, 1855, 1990, 2279, 2786, 3010, 3710, 4558, 6965, 8557, 10547, 11395, 13930, 15953, 17114, 21094, 22790, 31906, 42785, 52735, 59899, 73829, 79765, 85570, 105470, 119798, 147658, 159530, 299495, 369145, 453521, 598990, 738290, 907042, 2267605, 3174647, 4535210, 6349294, 15873235, 31746470]

約数ペア:

[(1, 31746470), (2, 15873235), (5, 6349294), (7, 4535210), (10, 3174647), (14, 2267605), (35, 907042), (43, 738290), (53, 598990), (70, 453521), (86, 369145), (106, 299495), (199, 159530), (215, 147658), (265, 119798), (301, 105470), (371, 85570), (398, 79765), (430, 73829), (530, 59899), (602, 52735), (742, 42785), (995, 31906), (1393, 22790), (1505, 21094), (1855, 17114), (1990, 15953), (2279, 13930), (2786, 11395), (3010, 10547), (3710, 8557), (4558, 6965)]