64204300

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{6619}}^1$

素因数の和:6730

約数の個数: 36

約数和(自身を含む): 140780920

約数和(自身を除く): 76576620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 4850, 6619, 9700, 13238, 26476, 33095, 66190, 132380, 165475, 330950, 642043, 661900, 1284086, 2568172, 3210215, 6420430, 12840860, 16051075, 32102150, 64204300]

約数ペア:

[(1, 64204300), (2, 32102150), (4, 16051075), (5, 12840860), (10, 6420430), (20, 3210215), (25, 2568172), (50, 1284086), (97, 661900), (100, 642043), (194, 330950), (388, 165475), (485, 132380), (970, 66190), (1940, 33095), (2425, 26476), (4850, 13238), (6619, 9700)]