99778880

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16411}}^1$

素因数の和:16447

約数の個数: 56

約数和(自身を含む): 250118880

約数和(自身を除く): 150340000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 16411, 32822, 65644, 82055, 131288, 164110, 262576, 311809, 328220, 525152, 623618, 656440, 1050304, 1247236, 1312880, 1559045, 2494472, 2625760, 3118090, 4988944, 5251520, 6236180, 9977888, 12472360, 19955776, 24944720, 49889440, 99778880]

約数ペア:

[(1, 99778880), (2, 49889440), (4, 24944720), (5, 19955776), (8, 12472360), (10, 9977888), (16, 6236180), (19, 5251520), (20, 4988944), (32, 3118090), (38, 2625760), (40, 2494472), (64, 1559045), (76, 1312880), (80, 1247236), (95, 1050304), (152, 656440), (160, 623618), (190, 525152), (304, 328220), (320, 311809), (380, 262576), (608, 164110), (760, 131288), (1216, 82055), (1520, 65644), (3040, 32822), (6080, 16411)]