51273400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 127670400

約数和(自身を除く): 76397000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 103, 131, 152, 190, 200, 206, 262, 380, 412, 475, 515, 524, 655, 760, 824, 950, 1030, 1048, 1310, 1900, 1957, 2060, 2489, 2575, 2620, 3275, 3800, 3914, 4120, 4978, 5150, 5240, 6550, 7828, 9785, 9956, 10300, 12445, 13100, 13493, 15656, 19570, 19912, 20600, 24890, 26200, 26986, 39140, 48925, 49780, 53972, 62225, 67465, 78280, 97850, 99560, 107944, 124450, 134930, 195700, 248900, 256367, 269860, 337325, 391400, 497800, 512734, 539720, 674650, 1025468, 1281835, 1349300, 2050936, 2563670, 2698600, 5127340, 6409175, 10254680, 12818350, 25636700, 51273400]

約数ペア:

[(1, 51273400), (2, 25636700), (4, 12818350), (5, 10254680), (8, 6409175), (10, 5127340), (19, 2698600), (20, 2563670), (25, 2050936), (38, 1349300), (40, 1281835), (50, 1025468), (76, 674650), (95, 539720), (100, 512734), (103, 497800), (131, 391400), (152, 337325), (190, 269860), (200, 256367), (206, 248900), (262, 195700), (380, 134930), (412, 124450), (475, 107944), (515, 99560), (524, 97850), (655, 78280), (760, 67465), (824, 62225), (950, 53972), (1030, 49780), (1048, 48925), (1310, 39140), (1900, 26986), (1957, 26200), (2060, 24890), (2489, 20600), (2575, 19912), (2620, 19570), (3275, 15656), (3800, 13493), (3914, 13100), (4120, 12445), (4978, 10300), (5150, 9956), (5240, 9785), (6550, 7828)]