169631775

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 315984240

約数和(自身を除く): 146352465

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 89, 129, 197, 215, 225, 267, 387, 445, 591, 645, 801, 985, 1075, 1335, 1773, 1935, 2225, 2955, 3225, 3827, 4005, 4925, 6675, 8471, 8865, 9675, 11481, 14775, 17533, 19135, 20025, 25413, 34443, 42355, 44325, 52599, 57405, 76239, 87665, 95675, 127065, 157797, 172215, 211775, 262995, 287025, 381195, 438325, 635325, 753919, 788985, 861075, 1314975, 1905975, 2261757, 3769595, 3944925, 6785271, 11308785, 18847975, 33926355, 56543925, 169631775]

約数ペア:

[(1, 169631775), (3, 56543925), (5, 33926355), (9, 18847975), (15, 11308785), (25, 6785271), (43, 3944925), (45, 3769595), (75, 2261757), (89, 1905975), (129, 1314975), (197, 861075), (215, 788985), (225, 753919), (267, 635325), (387, 438325), (445, 381195), (591, 287025), (645, 262995), (801, 211775), (985, 172215), (1075, 157797), (1335, 127065), (1773, 95675), (1935, 87665), (2225, 76239), (2955, 57405), (3225, 52599), (3827, 44325), (4005, 42355), (4925, 34443), (6675, 25413), (8471, 20025), (8865, 19135), (9675, 17533), (11481, 14775)]