67966675

素因数分解:

$5^2\times 7^2\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:628

約数の個数: 36

約数和(自身を含む): 99107496

約数和(自身を除く): 31140821

約数列:

[1, 5, 7, 25, 35, 49, 113, 175, 245, 491, 565, 791, 1225, 2455, 2825, 3437, 3955, 5537, 12275, 17185, 19775, 24059, 27685, 55483, 85925, 120295, 138425, 277415, 388381, 601475, 1387075, 1941905, 2718667, 9709525, 13593335, 67966675]

約数ペア:

[(1, 67966675), (5, 13593335), (7, 9709525), (25, 2718667), (35, 1941905), (49, 1387075), (113, 601475), (175, 388381), (245, 277415), (491, 138425), (565, 120295), (791, 85925), (1225, 55483), (2455, 27685), (2825, 24059), (3437, 19775), (3955, 17185), (5537, 12275)]