101980840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{196117}}^1$

素因数の和:196141

約数の個数: 32

約数和(自身を含む): 247108680

約数和(自身を除く): 145127840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 196117, 392234, 784468, 980585, 1568936, 1961170, 2549521, 3922340, 5099042, 7844680, 10198084, 12747605, 20396168, 25495210, 50990420, 101980840]

約数ペア:

[(1, 101980840), (2, 50990420), (4, 25495210), (5, 20396168), (8, 12747605), (10, 10198084), (13, 7844680), (20, 5099042), (26, 3922340), (40, 2549521), (52, 1961170), (65, 1568936), (104, 980585), (130, 784468), (260, 392234), (520, 196117)]