85220660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:681

約数の個数: 96

約数和(自身を含む): 220485888

約数和(自身を除く): 135265228

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 61, 68, 70, 85, 119, 122, 140, 170, 238, 244, 305, 340, 427, 476, 587, 595, 610, 854, 1037, 1174, 1190, 1220, 1708, 2074, 2135, 2348, 2380, 2935, 4109, 4148, 4270, 5185, 5870, 7259, 8218, 8540, 9979, 10370, 11740, 14518, 16436, 19958, 20545, 20740, 29036, 35807, 36295, 39916, 41090, 49895, 69853, 71614, 72590, 82180, 99790, 139706, 143228, 145180, 179035, 199580, 250649, 279412, 349265, 358070, 501298, 608719, 698530, 716140, 1002596, 1217438, 1253245, 1397060, 2434876, 2506490, 3043595, 4261033, 5012980, 6087190, 8522066, 12174380, 17044132, 21305165, 42610330, 85220660]

約数ペア:

[(1, 85220660), (2, 42610330), (4, 21305165), (5, 17044132), (7, 12174380), (10, 8522066), (14, 6087190), (17, 5012980), (20, 4261033), (28, 3043595), (34, 2506490), (35, 2434876), (61, 1397060), (68, 1253245), (70, 1217438), (85, 1002596), (119, 716140), (122, 698530), (140, 608719), (170, 501298), (238, 358070), (244, 349265), (305, 279412), (340, 250649), (427, 199580), (476, 179035), (587, 145180), (595, 143228), (610, 139706), (854, 99790), (1037, 82180), (1174, 72590), (1190, 71614), (1220, 69853), (1708, 49895), (2074, 41090), (2135, 39916), (2348, 36295), (2380, 35807), (2935, 29036), (4109, 20740), (4148, 20545), (4270, 19958), (5185, 16436), (5870, 14518), (7259, 11740), (8218, 10370), (8540, 9979)]