7678475

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 12052800

約数和(自身を除く): 4374325

約数列:

[1, 5, 7, 17, 25, 29, 35, 85, 89, 119, 145, 175, 203, 425, 445, 493, 595, 623, 725, 1015, 1513, 2225, 2465, 2581, 2975, 3115, 3451, 5075, 7565, 10591, 12325, 12905, 15575, 17255, 18067, 37825, 43877, 52955, 64525, 86275, 90335, 219385, 264775, 307139, 451675, 1096925, 1535695, 7678475]

約数ペア:

[(1, 7678475), (5, 1535695), (7, 1096925), (17, 451675), (25, 307139), (29, 264775), (35, 219385), (85, 90335), (89, 86275), (119, 64525), (145, 52955), (175, 43877), (203, 37825), (425, 18067), (445, 17255), (493, 15575), (595, 12905), (623, 12325), (725, 10591), (1015, 7565), (1513, 5075), (2225, 3451), (2465, 3115), (2581, 2975)]