78542945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{13577}}^1$

素因数の和:13684

約数の個数: 16

約数和(自身を含む): 102649680

約数和(自身を除く): 24106735

約数列:

[1, 5, 13, 65, 89, 445, 1157, 5785, 13577, 67885, 176501, 882505, 1208353, 6041765, 15708589, 78542945]

約数ペア:

[(1, 78542945), (5, 15708589), (13, 6041765), (65, 1208353), (89, 882505), (445, 176501), (1157, 67885), (5785, 13577)]