328952775

素因数分解:

$3^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 554428800

約数和(自身を除く): 225476025

約数列:

[1, 3, 5, 15, 25, 75, 107, 179, 229, 321, 535, 537, 687, 895, 1145, 1605, 2675, 2685, 3435, 4475, 5725, 8025, 13425, 17175, 19153, 24503, 40991, 57459, 73509, 95765, 122515, 122973, 204955, 287295, 367545, 478825, 612575, 614865, 1024775, 1436475, 1837725, 3074325, 4386037, 13158111, 21930185, 65790555, 109650925, 328952775]

約数ペア:

[(1, 328952775), (3, 109650925), (5, 65790555), (15, 21930185), (25, 13158111), (75, 4386037), (107, 3074325), (179, 1837725), (229, 1436475), (321, 1024775), (535, 614865), (537, 612575), (687, 478825), (895, 367545), (1145, 287295), (1605, 204955), (2675, 122973), (2685, 122515), (3435, 95765), (4475, 73509), (5725, 57459), (8025, 40991), (13425, 24503), (17175, 19153)]