51122100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:310

約数の個数: 144

約数和(自身を含む): 159989760

約数和(自身を除く): 108867660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 31, 46, 50, 60, 62, 69, 75, 92, 93, 100, 115, 124, 138, 150, 155, 186, 230, 239, 276, 300, 310, 345, 372, 460, 465, 478, 575, 620, 690, 713, 717, 775, 930, 956, 1150, 1195, 1380, 1426, 1434, 1550, 1725, 1860, 2139, 2300, 2325, 2390, 2852, 2868, 3100, 3450, 3565, 3585, 4278, 4650, 4780, 5497, 5975, 6900, 7130, 7170, 7409, 8556, 9300, 10695, 10994, 11950, 14260, 14340, 14818, 16491, 17825, 17925, 21390, 21988, 22227, 23900, 27485, 29636, 32982, 35650, 35850, 37045, 42780, 44454, 53475, 54970, 65964, 71300, 71700, 74090, 82455, 88908, 106950, 109940, 111135, 137425, 148180, 164910, 170407, 185225, 213900, 222270, 274850, 329820, 340814, 370450, 412275, 444540, 511221, 549700, 555675, 681628, 740900, 824550, 852035, 1022442, 1111350, 1649100, 1704070, 2044884, 2222700, 2556105, 3408140, 4260175, 5112210, 8520350, 10224420, 12780525, 17040700, 25561050, 51122100]

約数ペア:

[(1, 51122100), (2, 25561050), (3, 17040700), (4, 12780525), (5, 10224420), (6, 8520350), (10, 5112210), (12, 4260175), (15, 3408140), (20, 2556105), (23, 2222700), (25, 2044884), (30, 1704070), (31, 1649100), (46, 1111350), (50, 1022442), (60, 852035), (62, 824550), (69, 740900), (75, 681628), (92, 555675), (93, 549700), (100, 511221), (115, 444540), (124, 412275), (138, 370450), (150, 340814), (155, 329820), (186, 274850), (230, 222270), (239, 213900), (276, 185225), (300, 170407), (310, 164910), (345, 148180), (372, 137425), (460, 111135), (465, 109940), (478, 106950), (575, 88908), (620, 82455), (690, 74090), (713, 71700), (717, 71300), (775, 65964), (930, 54970), (956, 53475), (1150, 44454), (1195, 42780), (1380, 37045), (1426, 35850), (1434, 35650), (1550, 32982), (1725, 29636), (1860, 27485), (2139, 23900), (2300, 22227), (2325, 21988), (2390, 21390), (2852, 17925), (2868, 17825), (3100, 16491), (3450, 14818), (3565, 14340), (3585, 14260), (4278, 11950), (4650, 10994), (4780, 10695), (5497, 9300), (5975, 8556), (6900, 7409), (7130, 7170)]