89484980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{344173}}^1$

素因数の和:344195

約数の個数: 24

約数和(自身を含む): 202374312

約数和(自身を除く): 112889332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 344173, 688346, 1376692, 1720865, 3441730, 4474249, 6883460, 8948498, 17896996, 22371245, 44742490, 89484980]

約数ペア:

[(1, 89484980), (2, 44742490), (4, 22371245), (5, 17896996), (10, 8948498), (13, 6883460), (20, 4474249), (26, 3441730), (52, 1720865), (65, 1376692), (130, 688346), (260, 344173)]