205126315210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4139}}^1\times {\mathrm{159869}}^1$

素因数の和:164046

約数の個数: 32

約数和(自身を含む): 381232396800

約数和(自身を除く): 176106081590

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 4139, 8278, 20695, 41390, 128309, 159869, 256618, 319738, 641545, 799345, 1283090, 1598690, 4955939, 9911878, 24779695, 49559390, 661697791, 1323395582, 3308488955, 6616977910, 20512631521, 41025263042, 102563157605, 205126315210]

約数ペア:

[(1, 205126315210), (2, 102563157605), (5, 41025263042), (10, 20512631521), (31, 6616977910), (62, 3308488955), (155, 1323395582), (310, 661697791), (4139, 49559390), (8278, 24779695), (20695, 9911878), (41390, 4955939), (128309, 1598690), (159869, 1283090), (256618, 799345), (319738, 641545)]