79697275

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 125951760

約数和(自身を除く): 46254485

約数列:

[1, 5, 7, 17, 25, 35, 43, 49, 85, 89, 119, 175, 215, 245, 301, 425, 445, 595, 623, 731, 833, 1075, 1225, 1505, 1513, 2107, 2225, 2975, 3115, 3655, 3827, 4165, 4361, 5117, 7525, 7565, 10535, 10591, 15575, 18275, 19135, 20825, 21805, 25585, 26789, 35819, 37825, 52675, 52955, 65059, 74137, 95675, 109025, 127925, 133945, 179095, 187523, 264775, 325295, 370685, 455413, 669725, 895475, 937615, 1626475, 1853425, 2277065, 3187891, 4688075, 11385325, 15939455, 79697275]

約数ペア:

[(1, 79697275), (5, 15939455), (7, 11385325), (17, 4688075), (25, 3187891), (35, 2277065), (43, 1853425), (49, 1626475), (85, 937615), (89, 895475), (119, 669725), (175, 455413), (215, 370685), (245, 325295), (301, 264775), (425, 187523), (445, 179095), (595, 133945), (623, 127925), (731, 109025), (833, 95675), (1075, 74137), (1225, 65059), (1505, 52955), (1513, 52675), (2107, 37825), (2225, 35819), (2975, 26789), (3115, 25585), (3655, 21805), (3827, 20825), (4165, 19135), (4361, 18275), (5117, 15575), (7525, 10591), (7565, 10535)]