51416625

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 94348800

約数和(自身を除く): 42932175

約数列:

[1, 3, 5, 13, 15, 25, 39, 53, 65, 75, 125, 159, 195, 199, 265, 325, 375, 597, 689, 795, 975, 995, 1325, 1625, 2067, 2587, 2985, 3445, 3975, 4875, 4975, 6625, 7761, 10335, 10547, 12935, 14925, 17225, 19875, 24875, 31641, 38805, 51675, 52735, 64675, 74625, 86125, 137111, 158205, 194025, 258375, 263675, 323375, 411333, 685555, 791025, 970125, 1318375, 2056665, 3427775, 3955125, 10283325, 17138875, 51416625]

約数ペア:

[(1, 51416625), (3, 17138875), (5, 10283325), (13, 3955125), (15, 3427775), (25, 2056665), (39, 1318375), (53, 970125), (65, 791025), (75, 685555), (125, 411333), (159, 323375), (195, 263675), (199, 258375), (265, 194025), (325, 158205), (375, 137111), (597, 86125), (689, 74625), (795, 64675), (975, 52735), (995, 51675), (1325, 38805), (1625, 31641), (2067, 24875), (2587, 19875), (2985, 17225), (3445, 14925), (3975, 12935), (4875, 10547), (4975, 10335), (6625, 7761)]