72637825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4217}}^1$

素因数の和:4293

約数の個数: 24

約数和(自身を含む): 98853048

約数和(自身を除く): 26215223

約数列:

[1, 5, 13, 25, 53, 65, 265, 325, 689, 1325, 3445, 4217, 17225, 21085, 54821, 105425, 223501, 274105, 1117505, 1370525, 2905513, 5587525, 14527565, 72637825]

約数ペア:

[(1, 72637825), (5, 14527565), (13, 5587525), (25, 2905513), (53, 1370525), (65, 1117505), (265, 274105), (325, 223501), (689, 105425), (1325, 54821), (3445, 21085), (4217, 17225)]