72176825

素因数分解:

$5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 107207424

約数和(自身を除く): 35030599

約数列:

[1, 5, 7, 25, 35, 37, 71, 157, 175, 185, 259, 355, 497, 785, 925, 1099, 1295, 1775, 2485, 2627, 3925, 5495, 5809, 6475, 11147, 12425, 13135, 18389, 27475, 29045, 40663, 55735, 65675, 78029, 91945, 145225, 203315, 278675, 390145, 412439, 459725, 1016575, 1950725, 2062195, 2887073, 10310975, 14435365, 72176825]

約数ペア:

[(1, 72176825), (5, 14435365), (7, 10310975), (25, 2887073), (35, 2062195), (37, 1950725), (71, 1016575), (157, 459725), (175, 412439), (185, 390145), (259, 278675), (355, 203315), (497, 145225), (785, 91945), (925, 78029), (1099, 65675), (1295, 55735), (1775, 40663), (2485, 29045), (2627, 27475), (3925, 18389), (5495, 13135), (5809, 12425), (6475, 11147)]