97450000

素因数分解:

$2^4\times 5^5\times {\mathrm{1949}}^1$

素因数の和:1982

約数の個数: 60

約数和(自身を含む): 236117700

約数和(自身を除く): 138667700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 1949, 2000, 2500, 3125, 3898, 5000, 6250, 7796, 9745, 10000, 12500, 15592, 19490, 25000, 31184, 38980, 48725, 50000, 77960, 97450, 155920, 194900, 243625, 389800, 487250, 779600, 974500, 1218125, 1949000, 2436250, 3898000, 4872500, 6090625, 9745000, 12181250, 19490000, 24362500, 48725000, 97450000]

約数ペア:

[(1, 97450000), (2, 48725000), (4, 24362500), (5, 19490000), (8, 12181250), (10, 9745000), (16, 6090625), (20, 4872500), (25, 3898000), (40, 2436250), (50, 1949000), (80, 1218125), (100, 974500), (125, 779600), (200, 487250), (250, 389800), (400, 243625), (500, 194900), (625, 155920), (1000, 97450), (1250, 77960), (1949, 50000), (2000, 48725), (2500, 38980), (3125, 31184), (3898, 25000), (5000, 19490), (6250, 15592), (7796, 12500), (9745, 10000)]