20139701025

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{12149}}^1$

素因数の和:12247

約数の個数: 72

約数和(自身を含む): 35905291200

約数和(自身を除く): 15765590175

約数列:

[1, 3, 5, 15, 23, 25, 31, 69, 75, 93, 115, 155, 345, 465, 575, 713, 775, 961, 1725, 2139, 2325, 2883, 3565, 4805, 10695, 12149, 14415, 17825, 22103, 24025, 36447, 53475, 60745, 66309, 72075, 110515, 182235, 279427, 303725, 331545, 376619, 552575, 838281, 911175, 1129857, 1397135, 1657725, 1883095, 4191405, 5649285, 6985675, 8662237, 9415475, 11675189, 20957025, 25986711, 28246425, 35025567, 43311185, 58375945, 129933555, 175127835, 216555925, 268529347, 291879725, 649667775, 805588041, 875639175, 1342646735, 4027940205, 6713233675, 20139701025]

約数ペア:

[(1, 20139701025), (3, 6713233675), (5, 4027940205), (15, 1342646735), (23, 875639175), (25, 805588041), (31, 649667775), (69, 291879725), (75, 268529347), (93, 216555925), (115, 175127835), (155, 129933555), (345, 58375945), (465, 43311185), (575, 35025567), (713, 28246425), (775, 25986711), (961, 20957025), (1725, 11675189), (2139, 9415475), (2325, 8662237), (2883, 6985675), (3565, 5649285), (4805, 4191405), (10695, 1883095), (12149, 1657725), (14415, 1397135), (17825, 1129857), (22103, 911175), (24025, 838281), (36447, 552575), (53475, 376619), (60745, 331545), (66309, 303725), (72075, 279427), (110515, 182235)]