80196775490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{1970921}}^1$

素因数の和:1971254

約数の個数: 32

約数和(自身を含む): 155955116016

約数和(自身を除く): 75758340526

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 313, 626, 1565, 3130, 4069, 8138, 20345, 40690, 1970921, 3941842, 9854605, 19709210, 25621973, 51243946, 128109865, 256219730, 616898273, 1233796546, 3084491365, 6168982730, 8019677549, 16039355098, 40098387745, 80196775490]

約数ペア:

[(1, 80196775490), (2, 40098387745), (5, 16039355098), (10, 8019677549), (13, 6168982730), (26, 3084491365), (65, 1233796546), (130, 616898273), (313, 256219730), (626, 128109865), (1565, 51243946), (3130, 25621973), (4069, 19709210), (8138, 9854605), (20345, 3941842), (40690, 1970921)]