8359325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1$

素因数の和:146

約数の個数: 36

約数和(自身を含む): 11991420

約数和(自身を除く): 3632095

約数列:

[1, 5, 13, 17, 25, 65, 85, 89, 221, 289, 325, 425, 445, 1105, 1157, 1445, 1513, 2225, 3757, 5525, 5785, 7225, 7565, 18785, 19669, 25721, 28925, 37825, 93925, 98345, 128605, 334373, 491725, 643025, 1671865, 8359325]

約数ペア:

[(1, 8359325), (5, 1671865), (13, 643025), (17, 491725), (25, 334373), (65, 128605), (85, 98345), (89, 93925), (221, 37825), (289, 28925), (325, 25721), (425, 19669), (445, 18785), (1105, 7565), (1157, 7225), (1445, 5785), (1513, 5525), (2225, 3757)]