202553480

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{277}}^1$

素因数の和:570

約数の個数: 64

約数和(自身を含む): 464471280

約数和(自身を除く): 261917800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 181, 202, 277, 362, 404, 505, 554, 724, 808, 905, 1010, 1108, 1385, 1448, 1810, 2020, 2216, 2770, 3620, 4040, 5540, 7240, 11080, 18281, 27977, 36562, 50137, 55954, 73124, 91405, 100274, 111908, 139885, 146248, 182810, 200548, 223816, 250685, 279770, 365620, 401096, 501370, 559540, 731240, 1002740, 1119080, 2005480, 5063837, 10127674, 20255348, 25319185, 40510696, 50638370, 101276740, 202553480]

約数ペア:

[(1, 202553480), (2, 101276740), (4, 50638370), (5, 40510696), (8, 25319185), (10, 20255348), (20, 10127674), (40, 5063837), (101, 2005480), (181, 1119080), (202, 1002740), (277, 731240), (362, 559540), (404, 501370), (505, 401096), (554, 365620), (724, 279770), (808, 250685), (905, 223816), (1010, 200548), (1108, 182810), (1385, 146248), (1448, 139885), (1810, 111908), (2020, 100274), (2216, 91405), (2770, 73124), (3620, 55954), (4040, 50137), (5540, 36562), (7240, 27977), (11080, 18281)]