628422100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{1373}}^1$

素因数の和:1609

約数の個数: 72

約数和(自身を含む): 1431158400

約数和(自身を除く): 802736300

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 199, 230, 398, 460, 575, 796, 995, 1150, 1373, 1990, 2300, 2746, 3980, 4577, 4975, 5492, 6865, 9154, 9950, 13730, 18308, 19900, 22885, 27460, 31579, 34325, 45770, 63158, 68650, 91540, 114425, 126316, 137300, 157895, 228850, 273227, 315790, 457700, 546454, 631580, 789475, 1092908, 1366135, 1578950, 2732270, 3157900, 5464540, 6284221, 6830675, 12568442, 13661350, 25136884, 27322700, 31421105, 62842210, 125684420, 157105525, 314211050, 628422100]

約数ペア:

[(1, 628422100), (2, 314211050), (4, 157105525), (5, 125684420), (10, 62842210), (20, 31421105), (23, 27322700), (25, 25136884), (46, 13661350), (50, 12568442), (92, 6830675), (100, 6284221), (115, 5464540), (199, 3157900), (230, 2732270), (398, 1578950), (460, 1366135), (575, 1092908), (796, 789475), (995, 631580), (1150, 546454), (1373, 457700), (1990, 315790), (2300, 273227), (2746, 228850), (3980, 157895), (4577, 137300), (4975, 126316), (5492, 114425), (6865, 91540), (9154, 68650), (9950, 63158), (13730, 45770), (18308, 34325), (19900, 31579), (22885, 27460)]