20196371025

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1009}}^1\times {\mathrm{5233}}^1$

素因数の和:6275

約数の個数: 72

約数和(自身を含む): 38347110360

約数和(自身を除く): 18150739335

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1009, 1275, 3027, 3825, 5045, 5233, 9081, 15135, 15699, 17153, 25225, 26165, 45405, 47097, 51459, 75675, 78495, 85765, 88961, 130825, 154377, 227025, 235485, 257295, 266883, 392475, 428825, 444805, 771885, 800649, 1177425, 1286475, 1334415, 2224025, 3859425, 4003245, 5280097, 6672075, 15840291, 20016225, 26400485, 47520873, 79201455, 89761649, 132002425, 237604365, 269284947, 396007275, 448808245, 807854841, 1188021825, 1346424735, 2244041225, 4039274205, 6732123675, 20196371025]

約数ペア:

[(1, 20196371025), (3, 6732123675), (5, 4039274205), (9, 2244041225), (15, 1346424735), (17, 1188021825), (25, 807854841), (45, 448808245), (51, 396007275), (75, 269284947), (85, 237604365), (153, 132002425), (225, 89761649), (255, 79201455), (425, 47520873), (765, 26400485), (1009, 20016225), (1275, 15840291), (3027, 6672075), (3825, 5280097), (5045, 4003245), (5233, 3859425), (9081, 2224025), (15135, 1334415), (15699, 1286475), (17153, 1177425), (25225, 800649), (26165, 771885), (45405, 444805), (47097, 428825), (51459, 392475), (75675, 266883), (78495, 257295), (85765, 235485), (88961, 227025), (130825, 154377)]