83388825

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 144

約数和(自身を含む): 179720640

約数和(自身を除く): 96331815

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 27, 39, 43, 45, 51, 65, 75, 85, 117, 129, 135, 153, 169, 195, 215, 221, 225, 255, 325, 351, 387, 425, 459, 507, 559, 585, 645, 663, 675, 731, 765, 845, 975, 1075, 1105, 1161, 1275, 1521, 1677, 1755, 1935, 1989, 2193, 2295, 2535, 2795, 2873, 2925, 3225, 3315, 3655, 3825, 4225, 4563, 5031, 5525, 5805, 5967, 6579, 7267, 7605, 8385, 8619, 8775, 9503, 9675, 9945, 10965, 11475, 12675, 13975, 14365, 15093, 16575, 18275, 19737, 21801, 22815, 25155, 25857, 28509, 29025, 29835, 32895, 36335, 38025, 41925, 43095, 47515, 49725, 54825, 65403, 71825, 75465, 77571, 85527, 98685, 109005, 114075, 123539, 125775, 129285, 142545, 149175, 164475, 181675, 196209, 215475, 237575, 256581, 327015, 370617, 377325, 387855, 427635, 493425, 545025, 617695, 646425, 712725, 981045, 1111851, 1282905, 1635075, 1853085, 1939275, 2138175, 3088475, 3335553, 4905225, 5559255, 6414525, 9265425, 16677765, 27796275, 83388825]

約数ペア:

[(1, 83388825), (3, 27796275), (5, 16677765), (9, 9265425), (13, 6414525), (15, 5559255), (17, 4905225), (25, 3335553), (27, 3088475), (39, 2138175), (43, 1939275), (45, 1853085), (51, 1635075), (65, 1282905), (75, 1111851), (85, 981045), (117, 712725), (129, 646425), (135, 617695), (153, 545025), (169, 493425), (195, 427635), (215, 387855), (221, 377325), (225, 370617), (255, 327015), (325, 256581), (351, 237575), (387, 215475), (425, 196209), (459, 181675), (507, 164475), (559, 149175), (585, 142545), (645, 129285), (663, 125775), (675, 123539), (731, 114075), (765, 109005), (845, 98685), (975, 85527), (1075, 77571), (1105, 75465), (1161, 71825), (1275, 65403), (1521, 54825), (1677, 49725), (1755, 47515), (1935, 43095), (1989, 41925), (2193, 38025), (2295, 36335), (2535, 32895), (2795, 29835), (2873, 29025), (2925, 28509), (3225, 25857), (3315, 25155), (3655, 22815), (3825, 21801), (4225, 19737), (4563, 18275), (5031, 16575), (5525, 15093), (5805, 14365), (5967, 13975), (6579, 12675), (7267, 11475), (7605, 10965), (8385, 9945), (8619, 9675), (8775, 9503)]