191199200

素因数分解:

$2^5\times 5^2\times {\mathrm{199}}^1\times {\mathrm{1201}}^1$

素因数の和:1420

約数の個数: 72

約数和(自身を含む): 469501200

約数和(自身を除く): 278302000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 199, 200, 398, 400, 796, 800, 995, 1201, 1592, 1990, 2402, 3184, 3980, 4804, 4975, 6005, 6368, 7960, 9608, 9950, 12010, 15920, 19216, 19900, 24020, 30025, 31840, 38432, 39800, 48040, 60050, 79600, 96080, 120100, 159200, 192160, 238999, 240200, 477998, 480400, 955996, 960800, 1194995, 1911992, 2389990, 3823984, 4779980, 5974975, 7647968, 9559960, 11949950, 19119920, 23899900, 38239840, 47799800, 95599600, 191199200]

約数ペア:

[(1, 191199200), (2, 95599600), (4, 47799800), (5, 38239840), (8, 23899900), (10, 19119920), (16, 11949950), (20, 9559960), (25, 7647968), (32, 5974975), (40, 4779980), (50, 3823984), (80, 2389990), (100, 1911992), (160, 1194995), (199, 960800), (200, 955996), (398, 480400), (400, 477998), (796, 240200), (800, 238999), (995, 192160), (1201, 159200), (1592, 120100), (1990, 96080), (2402, 79600), (3184, 60050), (3980, 48040), (4804, 39800), (4975, 38432), (6005, 31840), (6368, 30025), (7960, 24020), (9608, 19900), (9950, 19216), (12010, 15920)]