29172400

素因数分解:

$2^4\times 5^2\times {\mathrm{72931}}^1$

素因数の和:72949

約数の個数: 30

約数和(自身を含む): 70087652

約数和(自身を除く): 40915252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 72931, 145862, 291724, 364655, 583448, 729310, 1166896, 1458620, 1823275, 2917240, 3646550, 5834480, 7293100, 14586200, 29172400]

約数ペア:

[(1, 29172400), (2, 14586200), (4, 7293100), (5, 5834480), (8, 3646550), (10, 2917240), (16, 1823275), (20, 1458620), (25, 1166896), (40, 729310), (50, 583448), (80, 364655), (100, 291724), (200, 145862), (400, 72931)]