45451600

素因数分解:

$2^4\times 5^2\times {\mathrm{199}}^1\times {\mathrm{571}}^1$

素因数の和:788

約数の個数: 60

約数和(自身を含む): 109938400

約数和(自身を除く): 64486800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 199, 200, 398, 400, 571, 796, 995, 1142, 1592, 1990, 2284, 2855, 3184, 3980, 4568, 4975, 5710, 7960, 9136, 9950, 11420, 14275, 15920, 19900, 22840, 28550, 39800, 45680, 57100, 79600, 113629, 114200, 227258, 228400, 454516, 568145, 909032, 1136290, 1818064, 2272580, 2840725, 4545160, 5681450, 9090320, 11362900, 22725800, 45451600]

約数ペア:

[(1, 45451600), (2, 22725800), (4, 11362900), (5, 9090320), (8, 5681450), (10, 4545160), (16, 2840725), (20, 2272580), (25, 1818064), (40, 1136290), (50, 909032), (80, 568145), (100, 454516), (199, 228400), (200, 227258), (398, 114200), (400, 113629), (571, 79600), (796, 57100), (995, 45680), (1142, 39800), (1592, 28550), (1990, 22840), (2284, 19900), (2855, 15920), (3184, 14275), (3980, 11420), (4568, 9950), (4975, 9136), (5710, 7960)]