29148400

素因数分解:

$2^4\times 5^2\times {\mathrm{72871}}^1$

素因数の和:72889

約数の個数: 30

約数和(自身を含む): 70029992

約数和(自身を除く): 40881592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 72871, 145742, 291484, 364355, 582968, 728710, 1165936, 1457420, 1821775, 2914840, 3643550, 5829680, 7287100, 14574200, 29148400]

約数ペア:

[(1, 29148400), (2, 14574200), (4, 7287100), (5, 5829680), (8, 3643550), (10, 2914840), (16, 1821775), (20, 1457420), (25, 1165936), (40, 728710), (50, 582968), (80, 364355), (100, 291484), (200, 145742), (400, 72871)]