12798977680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{553589}}^1$

素因数の和:553636

約数の個数: 60

約数和(自身を含む): 31611096180

約数和(自身を除く): 18812118500

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 289, 340, 578, 680, 1156, 1360, 1445, 2312, 2890, 4624, 5780, 11560, 23120, 553589, 1107178, 2214356, 2767945, 4428712, 5535890, 8857424, 9411013, 11071780, 18822026, 22143560, 37644052, 44287120, 47055065, 75288104, 94110130, 150576208, 159987221, 188220260, 319974442, 376440520, 639948884, 752881040, 799936105, 1279897768, 1599872210, 2559795536, 3199744420, 6399488840, 12798977680]

約数ペア:

[(1, 12798977680), (2, 6399488840), (4, 3199744420), (5, 2559795536), (8, 1599872210), (10, 1279897768), (16, 799936105), (17, 752881040), (20, 639948884), (34, 376440520), (40, 319974442), (68, 188220260), (80, 159987221), (85, 150576208), (136, 94110130), (170, 75288104), (272, 47055065), (289, 44287120), (340, 37644052), (578, 22143560), (680, 18822026), (1156, 11071780), (1360, 9411013), (1445, 8857424), (2312, 5535890), (2890, 4428712), (4624, 2767945), (5780, 2214356), (11560, 1107178), (23120, 553589)]