1994351605

素因数分解:

$5^1\times {\mathrm{29}}^2\times {\mathrm{73}}^2\times {\mathrm{89}}^1$

素因数の和:298

約数の個数: 36

約数和(自身を含む): 2541247020

約数和(自身を除く): 546895415

約数列:

[1, 5, 29, 73, 89, 145, 365, 445, 841, 2117, 2581, 4205, 5329, 6497, 10585, 12905, 26645, 32485, 61393, 74849, 154541, 188413, 306965, 374245, 474281, 772705, 942065, 2371405, 4481689, 5463977, 13754149, 22408445, 27319885, 68770745, 398870321, 1994351605]

約数ペア:

[(1, 1994351605), (5, 398870321), (29, 68770745), (73, 27319885), (89, 22408445), (145, 13754149), (365, 5463977), (445, 4481689), (841, 2371405), (2117, 942065), (2581, 772705), (4205, 474281), (5329, 374245), (6497, 306965), (10585, 188413), (12905, 154541), (26645, 74849), (32485, 61393)]