82007380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 222412176

約数和(自身を除く): 140404796

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 41, 49, 52, 65, 70, 82, 91, 98, 130, 140, 157, 164, 182, 196, 205, 245, 260, 287, 314, 364, 410, 455, 490, 533, 574, 628, 637, 785, 820, 910, 980, 1066, 1099, 1148, 1274, 1435, 1570, 1820, 2009, 2041, 2132, 2198, 2548, 2665, 2870, 3140, 3185, 3731, 4018, 4082, 4396, 5330, 5495, 5740, 6370, 6437, 7462, 7693, 8036, 8164, 10045, 10205, 10660, 10990, 12740, 12874, 14287, 14924, 15386, 18655, 20090, 20410, 21980, 25748, 26117, 28574, 30772, 32185, 37310, 38465, 40180, 40820, 45059, 52234, 57148, 64370, 71435, 74620, 76930, 83681, 90118, 100009, 104468, 128740, 130585, 142870, 153860, 167362, 180236, 200018, 225295, 261170, 285740, 315413, 334724, 400036, 418405, 450590, 500045, 522340, 585767, 630826, 836810, 901180, 1000090, 1171534, 1261652, 1577065, 1673620, 2000180, 2343068, 2928835, 3154130, 4100369, 5857670, 6308260, 8200738, 11715340, 16401476, 20501845, 41003690, 82007380]

約数ペア:

[(1, 82007380), (2, 41003690), (4, 20501845), (5, 16401476), (7, 11715340), (10, 8200738), (13, 6308260), (14, 5857670), (20, 4100369), (26, 3154130), (28, 2928835), (35, 2343068), (41, 2000180), (49, 1673620), (52, 1577065), (65, 1261652), (70, 1171534), (82, 1000090), (91, 901180), (98, 836810), (130, 630826), (140, 585767), (157, 522340), (164, 500045), (182, 450590), (196, 418405), (205, 400036), (245, 334724), (260, 315413), (287, 285740), (314, 261170), (364, 225295), (410, 200018), (455, 180236), (490, 167362), (533, 153860), (574, 142870), (628, 130585), (637, 128740), (785, 104468), (820, 100009), (910, 90118), (980, 83681), (1066, 76930), (1099, 74620), (1148, 71435), (1274, 64370), (1435, 57148), (1570, 52234), (1820, 45059), (2009, 40820), (2041, 40180), (2132, 38465), (2198, 37310), (2548, 32185), (2665, 30772), (2870, 28574), (3140, 26117), (3185, 25748), (3731, 21980), (4018, 20410), (4082, 20090), (4396, 18655), (5330, 15386), (5495, 14924), (5740, 14287), (6370, 12874), (6437, 12740), (7462, 10990), (7693, 10660), (8036, 10205), (8164, 10045)]