71845930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1319}}^1$

素因数の和:1758

約数の個数: 32

約数和(自身を含む): 139708800

約数和(自身を除く): 67862870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 419, 838, 1319, 2095, 2638, 4190, 5447, 6595, 10894, 13190, 17147, 27235, 34294, 54470, 85735, 171470, 552661, 1105322, 2763305, 5526610, 7184593, 14369186, 35922965, 71845930]

約数ペア:

[(1, 71845930), (2, 35922965), (5, 14369186), (10, 7184593), (13, 5526610), (26, 2763305), (65, 1105322), (130, 552661), (419, 171470), (838, 85735), (1319, 54470), (2095, 34294), (2638, 27235), (4190, 17147), (5447, 13190), (6595, 10894)]