101820680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{195809}}^1$

素因数の和:195833

約数の個数: 32

約数和(自身を含む): 246720600

約数和(自身を除く): 144899920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 195809, 391618, 783236, 979045, 1566472, 1958090, 2545517, 3916180, 5091034, 7832360, 10182068, 12727585, 20364136, 25455170, 50910340, 101820680]

約数ペア:

[(1, 101820680), (2, 50910340), (4, 25455170), (5, 20364136), (8, 12727585), (10, 10182068), (13, 7832360), (20, 5091034), (26, 3916180), (40, 2545517), (52, 1958090), (65, 1566472), (104, 979045), (130, 783236), (260, 391618), (520, 195809)]