64892745

素因数分解:

$3^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{983}}^1$

素因数の和:1163

約数の個数: 40

約数和(自身を含む): 117158976

約数和(自身を除く): 52266231

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 163, 405, 489, 815, 983, 1467, 2445, 2949, 4401, 4915, 7335, 8847, 13203, 14745, 22005, 26541, 44235, 66015, 79623, 132705, 160229, 398115, 480687, 801145, 1442061, 2403435, 4326183, 7210305, 12978549, 21630915, 64892745]

約数ペア:

[(1, 64892745), (3, 21630915), (5, 12978549), (9, 7210305), (15, 4326183), (27, 2403435), (45, 1442061), (81, 801145), (135, 480687), (163, 398115), (405, 160229), (489, 132705), (815, 79623), (983, 66015), (1467, 44235), (2445, 26541), (2949, 22005), (4401, 14745), (4915, 13203), (7335, 8847)]