349490000

素因数分解:

$2^4\times 5^4\times {\mathrm{34949}}^1$

素因数の和:34977

約数の個数: 50

約数和(自身を含む): 846174450

約数和(自身を除く): 496684450

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 10000, 34949, 69898, 139796, 174745, 279592, 349490, 559184, 698980, 873725, 1397960, 1747450, 2795920, 3494900, 4368625, 6989800, 8737250, 13979600, 17474500, 21843125, 34949000, 43686250, 69898000, 87372500, 174745000, 349490000]

約数ペア:

[(1, 349490000), (2, 174745000), (4, 87372500), (5, 69898000), (8, 43686250), (10, 34949000), (16, 21843125), (20, 17474500), (25, 13979600), (40, 8737250), (50, 6989800), (80, 4368625), (100, 3494900), (125, 2795920), (200, 1747450), (250, 1397960), (400, 873725), (500, 698980), (625, 559184), (1000, 349490), (1250, 279592), (2000, 174745), (2500, 139796), (5000, 69898), (10000, 34949)]