72617450

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{821}}^1$

素因数の和:923

約数の個数: 48

約数和(自身を含む): 142189560

約数和(自身を除く): 69572110

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 61, 122, 145, 290, 305, 610, 725, 821, 1450, 1525, 1642, 1769, 3050, 3538, 4105, 8210, 8845, 17690, 20525, 23809, 41050, 44225, 47618, 50081, 88450, 100162, 119045, 238090, 250405, 500810, 595225, 1190450, 1252025, 1452349, 2504050, 2904698, 7261745, 14523490, 36308725, 72617450]

約数ペア:

[(1, 72617450), (2, 36308725), (5, 14523490), (10, 7261745), (25, 2904698), (29, 2504050), (50, 1452349), (58, 1252025), (61, 1190450), (122, 595225), (145, 500810), (290, 250405), (305, 238090), (610, 119045), (725, 100162), (821, 88450), (1450, 50081), (1525, 47618), (1642, 44225), (1769, 41050), (3050, 23809), (3538, 20525), (4105, 17690), (8210, 8845)]