65575980

素因数分解:

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

素因数の和:258

約数の個数: 144

約数和(自身を含む): 209873664

約数和(自身を除く): 144297684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 103, 108, 131, 135, 162, 180, 206, 243, 262, 270, 309, 324, 393, 405, 412, 486, 515, 524, 540, 618, 655, 786, 810, 927, 972, 1030, 1179, 1215, 1236, 1310, 1545, 1572, 1620, 1854, 1965, 2060, 2358, 2430, 2620, 2781, 3090, 3537, 3708, 3930, 4635, 4716, 4860, 5562, 5895, 6180, 7074, 7860, 8343, 9270, 10611, 11124, 11790, 13493, 13905, 14148, 16686, 17685, 18540, 21222, 23580, 25029, 26986, 27810, 31833, 33372, 35370, 40479, 41715, 42444, 50058, 53055, 53972, 55620, 63666, 67465, 70740, 80958, 83430, 100116, 106110, 121437, 125145, 127332, 134930, 159165, 161916, 166860, 202395, 212220, 242874, 250290, 269860, 318330, 364311, 404790, 485748, 500580, 607185, 636660, 728622, 809580, 1092933, 1214370, 1457244, 1821555, 2185866, 2428740, 3278799, 3643110, 4371732, 5464665, 6557598, 7286220, 10929330, 13115196, 16393995, 21858660, 32787990, 65575980]

約数ペア:

[(1, 65575980), (2, 32787990), (3, 21858660), (4, 16393995), (5, 13115196), (6, 10929330), (9, 7286220), (10, 6557598), (12, 5464665), (15, 4371732), (18, 3643110), (20, 3278799), (27, 2428740), (30, 2185866), (36, 1821555), (45, 1457244), (54, 1214370), (60, 1092933), (81, 809580), (90, 728622), (103, 636660), (108, 607185), (131, 500580), (135, 485748), (162, 404790), (180, 364311), (206, 318330), (243, 269860), (262, 250290), (270, 242874), (309, 212220), (324, 202395), (393, 166860), (405, 161916), (412, 159165), (486, 134930), (515, 127332), (524, 125145), (540, 121437), (618, 106110), (655, 100116), (786, 83430), (810, 80958), (927, 70740), (972, 67465), (1030, 63666), (1179, 55620), (1215, 53972), (1236, 53055), (1310, 50058), (1545, 42444), (1572, 41715), (1620, 40479), (1854, 35370), (1965, 33372), (2060, 31833), (2358, 27810), (2430, 26986), (2620, 25029), (2781, 23580), (3090, 21222), (3537, 18540), (3708, 17685), (3930, 16686), (4635, 14148), (4716, 13905), (4860, 13493), (5562, 11790), (5895, 11124), (6180, 10611), (7074, 9270), (7860, 8343)]