85225820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1361}}^1$

素因数の和:1502

約数の個数: 48

約数和(自身を含む): 186713856

約数和(自身を除く): 101488036

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 101, 124, 155, 202, 310, 404, 505, 620, 1010, 1361, 2020, 2722, 3131, 5444, 6262, 6805, 12524, 13610, 15655, 27220, 31310, 42191, 62620, 84382, 137461, 168764, 210955, 274922, 421910, 549844, 687305, 843820, 1374610, 2749220, 4261291, 8522582, 17045164, 21306455, 42612910, 85225820]

約数ペア:

[(1, 85225820), (2, 42612910), (4, 21306455), (5, 17045164), (10, 8522582), (20, 4261291), (31, 2749220), (62, 1374610), (101, 843820), (124, 687305), (155, 549844), (202, 421910), (310, 274922), (404, 210955), (505, 168764), (620, 137461), (1010, 84382), (1361, 62620), (2020, 42191), (2722, 31310), (3131, 27220), (5444, 15655), (6262, 13610), (6805, 12524)]