199414400

素因数分解:

$2^7\times 5^2\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:742

約数の個数: 96

約数和(自身を含む): 498299580

約数和(自身を除く): 298885180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 101, 128, 160, 200, 202, 320, 400, 404, 505, 617, 640, 800, 808, 1010, 1234, 1600, 1616, 2020, 2468, 2525, 3085, 3200, 3232, 4040, 4936, 5050, 6170, 6464, 8080, 9872, 10100, 12340, 12928, 15425, 16160, 19744, 20200, 24680, 30850, 32320, 39488, 40400, 49360, 61700, 62317, 64640, 78976, 80800, 98720, 123400, 124634, 161600, 197440, 246800, 249268, 311585, 323200, 394880, 493600, 498536, 623170, 987200, 997072, 1246340, 1557925, 1974400, 1994144, 2492680, 3115850, 3988288, 4985360, 6231700, 7976576, 9970720, 12463400, 19941440, 24926800, 39882880, 49853600, 99707200, 199414400]

約数ペア:

[(1, 199414400), (2, 99707200), (4, 49853600), (5, 39882880), (8, 24926800), (10, 19941440), (16, 12463400), (20, 9970720), (25, 7976576), (32, 6231700), (40, 4985360), (50, 3988288), (64, 3115850), (80, 2492680), (100, 1994144), (101, 1974400), (128, 1557925), (160, 1246340), (200, 997072), (202, 987200), (320, 623170), (400, 498536), (404, 493600), (505, 394880), (617, 323200), (640, 311585), (800, 249268), (808, 246800), (1010, 197440), (1234, 161600), (1600, 124634), (1616, 123400), (2020, 98720), (2468, 80800), (2525, 78976), (3085, 64640), (3200, 62317), (3232, 61700), (4040, 49360), (4936, 40400), (5050, 39488), (6170, 32320), (6464, 30850), (8080, 24680), (9872, 20200), (10100, 19744), (12340, 16160), (12928, 15425)]