160990765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1637}}^1$

素因数の和:1761

約数の個数: 32

約数和(自身を含む): 222899040

約数和(自身を除く): 61908275

約数列:

[1, 5, 13, 17, 65, 85, 89, 221, 445, 1105, 1157, 1513, 1637, 5785, 7565, 8185, 19669, 21281, 27829, 98345, 106405, 139145, 145693, 361777, 728465, 1808885, 1894009, 2476781, 9470045, 12383905, 32198153, 160990765]

約数ペア:

[(1, 160990765), (5, 32198153), (13, 12383905), (17, 9470045), (65, 2476781), (85, 1894009), (89, 1808885), (221, 728465), (445, 361777), (1105, 145693), (1157, 139145), (1513, 106405), (1637, 98345), (5785, 27829), (7565, 21281), (8185, 19669)]