254865195

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 500834880

約数和(自身を除く): 245969685

約数列:

[1, 3, 5, 9, 13, 15, 29, 39, 45, 65, 83, 87, 117, 145, 181, 195, 249, 261, 377, 415, 435, 543, 585, 747, 905, 1079, 1131, 1245, 1305, 1629, 1885, 2353, 2407, 2715, 3237, 3393, 3735, 5249, 5395, 5655, 7059, 7221, 8145, 9711, 11765, 12035, 15023, 15747, 16185, 16965, 21177, 21663, 26245, 31291, 35295, 36105, 45069, 47241, 48555, 68237, 75115, 78735, 93873, 105885, 108315, 135207, 156455, 195299, 204711, 225345, 236205, 281619, 341185, 435667, 469365, 585897, 614133, 676035, 976495, 1023555, 1307001, 1408095, 1757691, 2178335, 2929485, 3070665, 3921003, 5663671, 6535005, 8788455, 16991013, 19605015, 28318355, 50973039, 84955065, 254865195]

約数ペア:

[(1, 254865195), (3, 84955065), (5, 50973039), (9, 28318355), (13, 19605015), (15, 16991013), (29, 8788455), (39, 6535005), (45, 5663671), (65, 3921003), (83, 3070665), (87, 2929485), (117, 2178335), (145, 1757691), (181, 1408095), (195, 1307001), (249, 1023555), (261, 976495), (377, 676035), (415, 614133), (435, 585897), (543, 469365), (585, 435667), (747, 341185), (905, 281619), (1079, 236205), (1131, 225345), (1245, 204711), (1305, 195299), (1629, 156455), (1885, 135207), (2353, 108315), (2407, 105885), (2715, 93873), (3237, 78735), (3393, 75115), (3735, 68237), (5249, 48555), (5395, 47241), (5655, 45069), (7059, 36105), (7221, 35295), (8145, 31291), (9711, 26245), (11765, 21663), (12035, 21177), (15023, 16965), (15747, 16185)]