159668990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53401}}^1$

素因数の和:53444

約数の個数: 32

約数和(自身を含む): 322975296

約数和(自身を除く): 163306306

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 53401, 106802, 267005, 534010, 694213, 1228223, 1388426, 2456446, 3471065, 6141115, 6942130, 12282230, 15966899, 31933798, 79834495, 159668990]

約数ペア:

[(1, 159668990), (2, 79834495), (5, 31933798), (10, 15966899), (13, 12282230), (23, 6942130), (26, 6141115), (46, 3471065), (65, 2456446), (115, 1388426), (130, 1228223), (230, 694213), (299, 534010), (598, 267005), (1495, 106802), (2990, 53401)]