201447700

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:457

約数の個数: 72

約数和(自身を含む): 449971200

約数和(自身を除く): 248523500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 191, 199, 212, 265, 382, 398, 530, 764, 796, 955, 995, 1060, 1325, 1910, 1990, 2650, 3820, 3980, 4775, 4975, 5300, 9550, 9950, 10123, 10547, 19100, 19900, 20246, 21094, 38009, 40492, 42188, 50615, 52735, 76018, 101230, 105470, 152036, 190045, 202460, 210940, 253075, 263675, 380090, 506150, 527350, 760180, 950225, 1012300, 1054700, 1900450, 2014477, 3800900, 4028954, 8057908, 10072385, 20144770, 40289540, 50361925, 100723850, 201447700]

約数ペア:

[(1, 201447700), (2, 100723850), (4, 50361925), (5, 40289540), (10, 20144770), (20, 10072385), (25, 8057908), (50, 4028954), (53, 3800900), (100, 2014477), (106, 1900450), (191, 1054700), (199, 1012300), (212, 950225), (265, 760180), (382, 527350), (398, 506150), (530, 380090), (764, 263675), (796, 253075), (955, 210940), (995, 202460), (1060, 190045), (1325, 152036), (1910, 105470), (1990, 101230), (2650, 76018), (3820, 52735), (3980, 50615), (4775, 42188), (4975, 40492), (5300, 38009), (9550, 21094), (9950, 20246), (10123, 19900), (10547, 19100)]