71698380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{91921}}^1$

素因数の和:91946

約数の個数: 48

約数和(自身を含む): 216200544

約数和(自身を除く): 144502164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 91921, 183842, 275763, 367684, 459605, 551526, 919210, 1103052, 1194973, 1378815, 1838420, 2389946, 2757630, 3584919, 4779892, 5515260, 5974865, 7169838, 11949730, 14339676, 17924595, 23899460, 35849190, 71698380]

約数ペア:

[(1, 71698380), (2, 35849190), (3, 23899460), (4, 17924595), (5, 14339676), (6, 11949730), (10, 7169838), (12, 5974865), (13, 5515260), (15, 4779892), (20, 3584919), (26, 2757630), (30, 2389946), (39, 1838420), (52, 1378815), (60, 1194973), (65, 1103052), (78, 919210), (130, 551526), (156, 459605), (195, 367684), (260, 275763), (390, 183842), (780, 91921)]