80848820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3019}}^1$

素因数の和:3144

約数の個数: 48

約数和(自身を含む): 184679040

約数和(自身を除く): 103830220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 412, 515, 1030, 1339, 2060, 2678, 3019, 5356, 6038, 6695, 12076, 13390, 15095, 26780, 30190, 39247, 60380, 78494, 156988, 196235, 310957, 392470, 621914, 784940, 1243828, 1554785, 3109570, 4042441, 6219140, 8084882, 16169764, 20212205, 40424410, 80848820]

約数ペア:

[(1, 80848820), (2, 40424410), (4, 20212205), (5, 16169764), (10, 8084882), (13, 6219140), (20, 4042441), (26, 3109570), (52, 1554785), (65, 1243828), (103, 784940), (130, 621914), (206, 392470), (260, 310957), (412, 196235), (515, 156988), (1030, 78494), (1339, 60380), (2060, 39247), (2678, 30190), (3019, 26780), (5356, 15095), (6038, 13390), (6695, 12076)]