82560075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{293}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 156687888

約数和(自身を除く): 74127813

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 255, 289, 293, 325, 425, 663, 867, 879, 975, 1105, 1275, 1445, 1465, 3315, 3757, 3809, 4335, 4395, 4981, 5525, 7225, 7325, 11271, 11427, 14943, 16575, 18785, 19045, 21675, 21975, 24905, 56355, 57135, 64753, 74715, 84677, 93925, 95225, 124525, 194259, 254031, 281775, 285675, 323765, 373575, 423385, 971295, 1100801, 1270155, 1618825, 2116925, 3302403, 4856475, 5504005, 6350775, 16512015, 27520025, 82560075]

約数ペア:

[(1, 82560075), (3, 27520025), (5, 16512015), (13, 6350775), (15, 5504005), (17, 4856475), (25, 3302403), (39, 2116925), (51, 1618825), (65, 1270155), (75, 1100801), (85, 971295), (195, 423385), (221, 373575), (255, 323765), (289, 285675), (293, 281775), (325, 254031), (425, 194259), (663, 124525), (867, 95225), (879, 93925), (975, 84677), (1105, 74715), (1275, 64753), (1445, 57135), (1465, 56355), (3315, 24905), (3757, 21975), (3809, 21675), (4335, 19045), (4395, 18785), (4981, 16575), (5525, 14943), (7225, 11427), (7325, 11271)]