51953200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:231

約数の個数: 120

約数和(自身を含む): 137123168

約数和(自身を除く): 85169968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 97, 100, 103, 104, 130, 194, 200, 206, 208, 260, 325, 388, 400, 412, 485, 515, 520, 650, 776, 824, 970, 1030, 1040, 1261, 1300, 1339, 1552, 1648, 1940, 2060, 2425, 2522, 2575, 2600, 2678, 3880, 4120, 4850, 5044, 5150, 5200, 5356, 6305, 6695, 7760, 8240, 9700, 9991, 10088, 10300, 10712, 12610, 13390, 19400, 19982, 20176, 20600, 21424, 25220, 26780, 31525, 33475, 38800, 39964, 41200, 49955, 50440, 53560, 63050, 66950, 79928, 99910, 100880, 107120, 126100, 129883, 133900, 159856, 199820, 249775, 252200, 259766, 267800, 399640, 499550, 504400, 519532, 535600, 649415, 799280, 999100, 1039064, 1298830, 1998200, 2078128, 2597660, 3247075, 3996400, 5195320, 6494150, 10390640, 12988300, 25976600, 51953200]

約数ペア:

[(1, 51953200), (2, 25976600), (4, 12988300), (5, 10390640), (8, 6494150), (10, 5195320), (13, 3996400), (16, 3247075), (20, 2597660), (25, 2078128), (26, 1998200), (40, 1298830), (50, 1039064), (52, 999100), (65, 799280), (80, 649415), (97, 535600), (100, 519532), (103, 504400), (104, 499550), (130, 399640), (194, 267800), (200, 259766), (206, 252200), (208, 249775), (260, 199820), (325, 159856), (388, 133900), (400, 129883), (412, 126100), (485, 107120), (515, 100880), (520, 99910), (650, 79928), (776, 66950), (824, 63050), (970, 53560), (1030, 50440), (1040, 49955), (1261, 41200), (1300, 39964), (1339, 38800), (1552, 33475), (1648, 31525), (1940, 26780), (2060, 25220), (2425, 21424), (2522, 20600), (2575, 20176), (2600, 19982), (2678, 19400), (3880, 13390), (4120, 12610), (4850, 10712), (5044, 10300), (5150, 10088), (5200, 9991), (5356, 9700), (6305, 8240), (6695, 7760)]