61679375

素因数分解:

$5^4\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:173

約数の個数: 40

約数和(自身を含む): 82661040

約数和(自身を除く): 20981665

約数列:

[1, 5, 25, 29, 41, 83, 125, 145, 205, 415, 625, 725, 1025, 1189, 2075, 2407, 3403, 3625, 5125, 5945, 10375, 12035, 17015, 18125, 25625, 29725, 51875, 60175, 85075, 98687, 148625, 300875, 425375, 493435, 743125, 1504375, 2126875, 2467175, 12335875, 61679375]

約数ペア:

[(1, 61679375), (5, 12335875), (25, 2467175), (29, 2126875), (41, 1504375), (83, 743125), (125, 493435), (145, 425375), (205, 300875), (415, 148625), (625, 98687), (725, 85075), (1025, 60175), (1189, 51875), (2075, 29725), (2407, 25625), (3403, 18125), (3625, 17015), (5125, 12035), (5945, 10375)]