203098400

素因数分解:

$2^5\times 5^2\times {\mathrm{127}}^1\times {\mathrm{1999}}^1$

素因数の和:2146

約数の個数: 72

約数和(自身を含む): 499968000

約数和(自身を除く): 296869600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 127, 160, 200, 254, 400, 508, 635, 800, 1016, 1270, 1999, 2032, 2540, 3175, 3998, 4064, 5080, 6350, 7996, 9995, 10160, 12700, 15992, 19990, 20320, 25400, 31984, 39980, 49975, 50800, 63968, 79960, 99950, 101600, 159920, 199900, 253873, 319840, 399800, 507746, 799600, 1015492, 1269365, 1599200, 2030984, 2538730, 4061968, 5077460, 6346825, 8123936, 10154920, 12693650, 20309840, 25387300, 40619680, 50774600, 101549200, 203098400]

約数ペア:

[(1, 203098400), (2, 101549200), (4, 50774600), (5, 40619680), (8, 25387300), (10, 20309840), (16, 12693650), (20, 10154920), (25, 8123936), (32, 6346825), (40, 5077460), (50, 4061968), (80, 2538730), (100, 2030984), (127, 1599200), (160, 1269365), (200, 1015492), (254, 799600), (400, 507746), (508, 399800), (635, 319840), (800, 253873), (1016, 199900), (1270, 159920), (1999, 101600), (2032, 99950), (2540, 79960), (3175, 63968), (3998, 50800), (4064, 49975), (5080, 39980), (6350, 31984), (7996, 25400), (9995, 20320), (10160, 19990), (12700, 15992)]