67800565

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 99809280

約数和(自身を除く): 32008715

約数列:

[1, 5, 7, 31, 35, 49, 79, 113, 155, 217, 245, 395, 553, 565, 791, 1085, 1519, 2449, 2765, 3503, 3871, 3955, 5537, 7595, 8927, 12245, 17143, 17515, 19355, 24521, 27685, 44635, 62489, 85715, 120001, 122605, 171647, 276737, 312445, 437423, 600005, 858235, 1383685, 1937159, 2187115, 9685795, 13560113, 67800565]

約数ペア:

[(1, 67800565), (5, 13560113), (7, 9685795), (31, 2187115), (35, 1937159), (49, 1383685), (79, 858235), (113, 600005), (155, 437423), (217, 312445), (245, 276737), (395, 171647), (553, 122605), (565, 120001), (791, 85715), (1085, 62489), (1519, 44635), (2449, 27685), (2765, 24521), (3503, 19355), (3871, 17515), (3955, 17143), (5537, 12245), (7595, 8927)]