25668420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9949}}^1$

素因数の和:10004

約数の個数: 48

約数和(自身を含む): 73550400

約数和(自身を除く): 47881980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 9949, 19898, 29847, 39796, 49745, 59694, 99490, 119388, 149235, 198980, 298470, 427807, 596940, 855614, 1283421, 1711228, 2139035, 2566842, 4278070, 5133684, 6417105, 8556140, 12834210, 25668420]

約数ペア:

[(1, 25668420), (2, 12834210), (3, 8556140), (4, 6417105), (5, 5133684), (6, 4278070), (10, 2566842), (12, 2139035), (15, 1711228), (20, 1283421), (30, 855614), (43, 596940), (60, 427807), (86, 298470), (129, 198980), (172, 149235), (215, 119388), (258, 99490), (430, 59694), (516, 49745), (645, 39796), (860, 29847), (1290, 19898), (2580, 9949)]