49784800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4787}}^1$

素因数の和:4820

約数の個数: 72

約数和(自身を含む): 130913496

約数和(自身を除く): 81128696

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 4787, 5200, 9574, 10400, 19148, 23935, 38296, 47870, 62231, 76592, 95740, 119675, 124462, 153184, 191480, 239350, 248924, 311155, 382960, 478700, 497848, 622310, 765920, 957400, 995696, 1244620, 1555775, 1914800, 1991392, 2489240, 3111550, 3829600, 4978480, 6223100, 9956960, 12446200, 24892400, 49784800]

約数ペア:

[(1, 49784800), (2, 24892400), (4, 12446200), (5, 9956960), (8, 6223100), (10, 4978480), (13, 3829600), (16, 3111550), (20, 2489240), (25, 1991392), (26, 1914800), (32, 1555775), (40, 1244620), (50, 995696), (52, 957400), (65, 765920), (80, 622310), (100, 497848), (104, 478700), (130, 382960), (160, 311155), (200, 248924), (208, 239350), (260, 191480), (325, 153184), (400, 124462), (416, 119675), (520, 95740), (650, 76592), (800, 62231), (1040, 47870), (1300, 38296), (2080, 23935), (2600, 19148), (4787, 10400), (5200, 9574)]