77991580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12073}}^1$

素因数の和:12118

約数の個数: 48

約数和(自身を含む): 182558880

約数和(自身を除く): 104567300

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 12073, 24146, 48292, 60365, 120730, 205241, 229387, 241460, 410482, 458774, 820964, 917548, 1026205, 1146935, 2052410, 2293870, 3899579, 4104820, 4587740, 7799158, 15598316, 19497895, 38995790, 77991580]

約数ペア:

[(1, 77991580), (2, 38995790), (4, 19497895), (5, 15598316), (10, 7799158), (17, 4587740), (19, 4104820), (20, 3899579), (34, 2293870), (38, 2052410), (68, 1146935), (76, 1026205), (85, 917548), (95, 820964), (170, 458774), (190, 410482), (323, 241460), (340, 229387), (380, 205241), (646, 120730), (1292, 60365), (1615, 48292), (3230, 24146), (6460, 12073)]