1648575890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12681353}}^1$

素因数の和:12681373

約数の個数: 16

約数和(自身を含む): 3195701208

約数和(自身を除く): 1547125318

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 12681353, 25362706, 63406765, 126813530, 164857589, 329715178, 824287945, 1648575890]

約数ペア:

[(1, 1648575890), (2, 824287945), (5, 329715178), (10, 164857589), (13, 126813530), (26, 63406765), (65, 25362706), (130, 12681353)]