80931585

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{739}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 151848000

約数和(自身を除く): 70916415

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 149, 245, 447, 735, 739, 745, 1043, 2217, 2235, 3129, 3695, 5173, 5215, 7301, 11085, 15519, 15645, 21903, 25865, 36211, 36505, 77595, 108633, 109515, 110111, 181055, 330333, 543165, 550555, 770777, 1651665, 2312331, 3853885, 5395439, 11561655, 16186317, 26977195, 80931585]

約数ペア:

[(1, 80931585), (3, 26977195), (5, 16186317), (7, 11561655), (15, 5395439), (21, 3853885), (35, 2312331), (49, 1651665), (105, 770777), (147, 550555), (149, 543165), (245, 330333), (447, 181055), (735, 110111), (739, 109515), (745, 108633), (1043, 77595), (2217, 36505), (2235, 36211), (3129, 25865), (3695, 21903), (5173, 15645), (5215, 15519), (7301, 11085)]