78846200

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{20749}}^1$

素因数の和:20784

約数の個数: 48

約数和(自身を含む): 192975000

約数和(自身を除く): 114128800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 20749, 41498, 82996, 103745, 165992, 207490, 394231, 414980, 518725, 788462, 829960, 1037450, 1576924, 1971155, 2074900, 3153848, 3942310, 4149800, 7884620, 9855775, 15769240, 19711550, 39423100, 78846200]

約数ペア:

[(1, 78846200), (2, 39423100), (4, 19711550), (5, 15769240), (8, 9855775), (10, 7884620), (19, 4149800), (20, 3942310), (25, 3153848), (38, 2074900), (40, 1971155), (50, 1576924), (76, 1037450), (95, 829960), (100, 788462), (152, 518725), (190, 414980), (200, 394231), (380, 207490), (475, 165992), (760, 103745), (950, 82996), (1900, 41498), (3800, 20749)]