788491275

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1987}}^1$

素因数の和:2061

約数の個数: 96

約数和(自身を含む): 1573732608

約数和(自身を除く): 785241333

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 37, 39, 55, 65, 75, 111, 143, 165, 185, 195, 275, 325, 407, 429, 481, 555, 715, 825, 925, 975, 1221, 1443, 1987, 2035, 2145, 2405, 2775, 3575, 5291, 5961, 6105, 7215, 9935, 10175, 10725, 12025, 15873, 21857, 25831, 26455, 29805, 30525, 36075, 49675, 65571, 73519, 77493, 79365, 109285, 129155, 132275, 149025, 220557, 284141, 327855, 367595, 387465, 396825, 546425, 645775, 808709, 852423, 955747, 1102785, 1420705, 1639275, 1837975, 1937325, 2426127, 2867241, 4043545, 4262115, 4778735, 5513925, 7103525, 10513217, 12130635, 14336205, 20217725, 21310575, 23893675, 31539651, 52566085, 60653175, 71681025, 157698255, 262830425, 788491275]

約数ペア:

[(1, 788491275), (3, 262830425), (5, 157698255), (11, 71681025), (13, 60653175), (15, 52566085), (25, 31539651), (33, 23893675), (37, 21310575), (39, 20217725), (55, 14336205), (65, 12130635), (75, 10513217), (111, 7103525), (143, 5513925), (165, 4778735), (185, 4262115), (195, 4043545), (275, 2867241), (325, 2426127), (407, 1937325), (429, 1837975), (481, 1639275), (555, 1420705), (715, 1102785), (825, 955747), (925, 852423), (975, 808709), (1221, 645775), (1443, 546425), (1987, 396825), (2035, 387465), (2145, 367595), (2405, 327855), (2775, 284141), (3575, 220557), (5291, 149025), (5961, 132275), (6105, 129155), (7215, 109285), (9935, 79365), (10175, 77493), (10725, 73519), (12025, 65571), (15873, 49675), (21857, 36075), (25831, 30525), (26455, 29805)]