662311585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 948423168

約数和(自身を除く): 286111583

約数列:

[1, 5, 13, 17, 43, 53, 65, 85, 215, 221, 263, 265, 559, 689, 731, 901, 1105, 1315, 2279, 2795, 3419, 3445, 3655, 4471, 4505, 9503, 11309, 11395, 11713, 13939, 17095, 22355, 29627, 38743, 47515, 56545, 58123, 58565, 69695, 147017, 148135, 181207, 192253, 193715, 236963, 290615, 503659, 599377, 735085, 906035, 961265, 1184815, 2499289, 2518295, 2996885, 3080519, 7791901, 10189409, 12496445, 15402595, 38959505, 50947045, 132462317, 662311585]

約数ペア:

[(1, 662311585), (5, 132462317), (13, 50947045), (17, 38959505), (43, 15402595), (53, 12496445), (65, 10189409), (85, 7791901), (215, 3080519), (221, 2996885), (263, 2518295), (265, 2499289), (559, 1184815), (689, 961265), (731, 906035), (901, 735085), (1105, 599377), (1315, 503659), (2279, 290615), (2795, 236963), (3419, 193715), (3445, 192253), (3655, 181207), (4471, 148135), (4505, 147017), (9503, 69695), (11309, 58565), (11395, 58123), (11713, 56545), (13939, 47515), (17095, 38743), (22355, 29627)]