255321569080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{748217}}^1$

素因数の和:748696

約数の個数: 64

約数和(自身を含む): 606056580000

約数和(自身を除く): 350735010920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 449, 760, 898, 1796, 2245, 3592, 4490, 8531, 8980, 17062, 17960, 34124, 42655, 68248, 85310, 170620, 341240, 748217, 1496434, 2992868, 3741085, 5985736, 7482170, 14216123, 14964340, 28432246, 29928680, 56864492, 71080615, 113728984, 142161230, 284322460, 335949433, 568644920, 671898866, 1343797732, 1679747165, 2687595464, 3359494330, 6383039227, 6718988660, 12766078454, 13437977320, 25532156908, 31915196135, 51064313816, 63830392270, 127660784540, 255321569080]

約数ペア:

[(1, 255321569080), (2, 127660784540), (4, 63830392270), (5, 51064313816), (8, 31915196135), (10, 25532156908), (19, 13437977320), (20, 12766078454), (38, 6718988660), (40, 6383039227), (76, 3359494330), (95, 2687595464), (152, 1679747165), (190, 1343797732), (380, 671898866), (449, 568644920), (760, 335949433), (898, 284322460), (1796, 142161230), (2245, 113728984), (3592, 71080615), (4490, 56864492), (8531, 29928680), (8980, 28432246), (17062, 14964340), (17960, 14216123), (34124, 7482170), (42655, 5985736), (68248, 3741085), (85310, 2992868), (170620, 1496434), (341240, 748217)]