89507925

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:531

約数の個数: 72

約数和(自身を含む): 175488768

約数和(自身を除く): 85980843

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 71, 75, 117, 195, 213, 225, 325, 355, 431, 585, 639, 923, 975, 1065, 1293, 1775, 2155, 2769, 2925, 3195, 3879, 4615, 5325, 5603, 6465, 8307, 10775, 13845, 15975, 16809, 19395, 23075, 28015, 30601, 32325, 41535, 50427, 69225, 84045, 91803, 96975, 140075, 153005, 207675, 252135, 275409, 397813, 420225, 459015, 765025, 1193439, 1260675, 1377045, 1989065, 2295075, 3580317, 5967195, 6885225, 9945325, 17901585, 29835975, 89507925]

約数ペア:

[(1, 89507925), (3, 29835975), (5, 17901585), (9, 9945325), (13, 6885225), (15, 5967195), (25, 3580317), (39, 2295075), (45, 1989065), (65, 1377045), (71, 1260675), (75, 1193439), (117, 765025), (195, 459015), (213, 420225), (225, 397813), (325, 275409), (355, 252135), (431, 207675), (585, 153005), (639, 140075), (923, 96975), (975, 91803), (1065, 84045), (1293, 69225), (1775, 50427), (2155, 41535), (2769, 32325), (2925, 30601), (3195, 28015), (3879, 23075), (4615, 19395), (5325, 16809), (5603, 15975), (6465, 13845), (8307, 10775)]