72870044

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{4987}}^1$

素因数の和:5285

約数の個数: 24

約数和(自身を含む): 137848368

約数和(自身を除く): 64978324

約数列:

[1, 2, 4, 13, 26, 52, 281, 562, 1124, 3653, 4987, 7306, 9974, 14612, 19948, 64831, 129662, 259324, 1401347, 2802694, 5605388, 18217511, 36435022, 72870044]

約数ペア:

[(1, 72870044), (2, 36435022), (4, 18217511), (13, 5605388), (26, 2802694), (52, 1401347), (281, 259324), (562, 129662), (1124, 64831), (3653, 19948), (4987, 14612), (7306, 9974)]