251272010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{99317}}^1$

素因数の和:99358

約数の個数: 32

約数和(自身を含む): 514864512

約数和(自身を除く): 263592502

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 99317, 198634, 496585, 993170, 1092487, 2184974, 2284291, 4568582, 5462435, 10924870, 11421455, 22842910, 25127201, 50254402, 125636005, 251272010]

約数ペア:

[(1, 251272010), (2, 125636005), (5, 50254402), (10, 25127201), (11, 22842910), (22, 11421455), (23, 10924870), (46, 5462435), (55, 4568582), (110, 2284291), (115, 2184974), (230, 1092487), (253, 993170), (506, 496585), (1265, 198634), (2530, 99317)]