72570890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{4649}}^1$

素因数の和:4886

約数の個数: 32

約数和(自身を含む): 149990400

約数和(自身を除く): 77419510

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 223, 446, 1115, 1561, 2230, 3122, 4649, 7805, 9298, 15610, 23245, 32543, 46490, 65086, 162715, 325430, 1036727, 2073454, 5183635, 7257089, 10367270, 14514178, 36285445, 72570890]

約数ペア:

[(1, 72570890), (2, 36285445), (5, 14514178), (7, 10367270), (10, 7257089), (14, 5183635), (35, 2073454), (70, 1036727), (223, 325430), (446, 162715), (1115, 65086), (1561, 46490), (2230, 32543), (3122, 23245), (4649, 15610), (7805, 9298)]