265280495

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 345720960

約数和(自身を除く): 80440465

約数列:

[1, 5, 17, 71, 85, 113, 355, 389, 565, 1207, 1921, 1945, 6035, 6613, 8023, 9605, 27619, 33065, 40115, 43957, 136391, 138095, 219785, 469523, 681955, 747269, 2347615, 3120947, 3736345, 15604735, 53056099, 265280495]

約数ペア:

[(1, 265280495), (5, 53056099), (17, 15604735), (71, 3736345), (85, 3120947), (113, 2347615), (355, 747269), (389, 681955), (565, 469523), (1207, 219785), (1921, 138095), (1945, 136391), (6035, 43957), (6613, 40115), (8023, 33065), (9605, 27619)]