812792450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:372

約数の個数: 96

約数和(自身を含む): 1652840640

約数和(自身を除く): 840048190

約数列:

[1, 2, 5, 10, 19, 25, 38, 43, 50, 86, 95, 101, 190, 197, 202, 215, 394, 430, 475, 505, 817, 950, 985, 1010, 1075, 1634, 1919, 1970, 2150, 2525, 3743, 3838, 4085, 4343, 4925, 5050, 7486, 8170, 8471, 8686, 9595, 9850, 16942, 18715, 19190, 19897, 20425, 21715, 37430, 39794, 40850, 42355, 43430, 47975, 82517, 84710, 93575, 95950, 99485, 108575, 160949, 165034, 187150, 198970, 211775, 217150, 321898, 378043, 412585, 423550, 497425, 756086, 804745, 825170, 855571, 994850, 1609490, 1711142, 1890215, 2062925, 3780430, 4023725, 4125850, 4277855, 8047450, 8555710, 9451075, 16255849, 18902150, 21389275, 32511698, 42778550, 81279245, 162558490, 406396225, 812792450]

約数ペア:

[(1, 812792450), (2, 406396225), (5, 162558490), (10, 81279245), (19, 42778550), (25, 32511698), (38, 21389275), (43, 18902150), (50, 16255849), (86, 9451075), (95, 8555710), (101, 8047450), (190, 4277855), (197, 4125850), (202, 4023725), (215, 3780430), (394, 2062925), (430, 1890215), (475, 1711142), (505, 1609490), (817, 994850), (950, 855571), (985, 825170), (1010, 804745), (1075, 756086), (1634, 497425), (1919, 423550), (1970, 412585), (2150, 378043), (2525, 321898), (3743, 217150), (3838, 211775), (4085, 198970), (4343, 187150), (4925, 165034), (5050, 160949), (7486, 108575), (8170, 99485), (8471, 95950), (8686, 93575), (9595, 84710), (9850, 82517), (16942, 47975), (18715, 43430), (19190, 42355), (19897, 40850), (20425, 39794), (21715, 37430)]