1261722430

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{55073}}^1$

素因数の和:55188

約数の個数: 32

約数和(自身を含む): 2379196800

約数和(自身を除く): 1117474370

約数列:

[1, 2, 5, 10, 29, 58, 79, 145, 158, 290, 395, 790, 2291, 4582, 11455, 22910, 55073, 110146, 275365, 550730, 1597117, 3194234, 4350767, 7985585, 8701534, 15971170, 21753835, 43507670, 126172243, 252344486, 630861215, 1261722430]

約数ペア:

[(1, 1261722430), (2, 630861215), (5, 252344486), (10, 126172243), (29, 43507670), (58, 21753835), (79, 15971170), (145, 8701534), (158, 7985585), (290, 4350767), (395, 3194234), (790, 1597117), (2291, 550730), (4582, 275365), (11455, 110146), (22910, 55073)]