51863500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 124750080

約数和(自身を除く): 72886580

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 79, 100, 101, 125, 130, 158, 202, 250, 260, 316, 325, 395, 404, 500, 505, 650, 790, 1010, 1027, 1300, 1313, 1580, 1625, 1975, 2020, 2054, 2525, 2626, 3250, 3950, 4108, 5050, 5135, 5252, 6500, 6565, 7900, 7979, 9875, 10100, 10270, 12625, 13130, 15958, 19750, 20540, 25250, 25675, 26260, 31916, 32825, 39500, 39895, 50500, 51350, 65650, 79790, 102700, 103727, 128375, 131300, 159580, 164125, 199475, 207454, 256750, 328250, 398950, 414908, 513500, 518635, 656500, 797900, 997375, 1037270, 1994750, 2074540, 2593175, 3989500, 5186350, 10372700, 12965875, 25931750, 51863500]

約数ペア:

[(1, 51863500), (2, 25931750), (4, 12965875), (5, 10372700), (10, 5186350), (13, 3989500), (20, 2593175), (25, 2074540), (26, 1994750), (50, 1037270), (52, 997375), (65, 797900), (79, 656500), (100, 518635), (101, 513500), (125, 414908), (130, 398950), (158, 328250), (202, 256750), (250, 207454), (260, 199475), (316, 164125), (325, 159580), (395, 131300), (404, 128375), (500, 103727), (505, 102700), (650, 79790), (790, 65650), (1010, 51350), (1027, 50500), (1300, 39895), (1313, 39500), (1580, 32825), (1625, 31916), (1975, 26260), (2020, 25675), (2054, 25250), (2525, 20540), (2626, 19750), (3250, 15958), (3950, 13130), (4108, 12625), (5050, 10270), (5135, 10100), (5252, 9875), (6500, 7979), (6565, 7900)]