63721775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2203}}^1$

素因数の和:2315

約数の個数: 24

約数和(自身を含む): 86088240

約数和(自身を除く): 22366465

約数列:

[1, 5, 13, 25, 65, 89, 325, 445, 1157, 2203, 2225, 5785, 11015, 28639, 28925, 55075, 143195, 196067, 715975, 980335, 2548871, 4901675, 12744355, 63721775]

約数ペア:

[(1, 63721775), (5, 12744355), (13, 4901675), (25, 2548871), (65, 980335), (89, 715975), (325, 196067), (445, 143195), (1157, 55075), (2203, 28925), (2225, 28639), (5785, 11015)]