64687700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:334

約数の個数: 144

約数和(自身を含む): 181321728

約数和(自身を除く): 116634028

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 31, 35, 44, 50, 55, 62, 70, 77, 100, 110, 124, 140, 154, 155, 175, 217, 220, 271, 275, 308, 310, 341, 350, 385, 434, 542, 550, 620, 682, 700, 770, 775, 868, 1084, 1085, 1100, 1355, 1364, 1540, 1550, 1705, 1897, 1925, 2170, 2387, 2710, 2981, 3100, 3410, 3794, 3850, 4340, 4774, 5420, 5425, 5962, 6775, 6820, 7588, 7700, 8401, 8525, 9485, 9548, 10850, 11924, 11935, 13550, 14905, 16802, 17050, 18970, 20867, 21700, 23870, 27100, 29810, 33604, 34100, 37940, 41734, 42005, 47425, 47740, 58807, 59620, 59675, 74525, 83468, 84010, 92411, 94850, 104335, 117614, 119350, 149050, 168020, 184822, 189700, 208670, 210025, 235228, 238700, 294035, 298100, 369644, 417340, 420050, 462055, 521675, 588070, 646877, 840100, 924110, 1043350, 1176140, 1293754, 1470175, 1848220, 2086700, 2310275, 2587508, 2940350, 3234385, 4620550, 5880700, 6468770, 9241100, 12937540, 16171925, 32343850, 64687700]

約数ペア:

[(1, 64687700), (2, 32343850), (4, 16171925), (5, 12937540), (7, 9241100), (10, 6468770), (11, 5880700), (14, 4620550), (20, 3234385), (22, 2940350), (25, 2587508), (28, 2310275), (31, 2086700), (35, 1848220), (44, 1470175), (50, 1293754), (55, 1176140), (62, 1043350), (70, 924110), (77, 840100), (100, 646877), (110, 588070), (124, 521675), (140, 462055), (154, 420050), (155, 417340), (175, 369644), (217, 298100), (220, 294035), (271, 238700), (275, 235228), (308, 210025), (310, 208670), (341, 189700), (350, 184822), (385, 168020), (434, 149050), (542, 119350), (550, 117614), (620, 104335), (682, 94850), (700, 92411), (770, 84010), (775, 83468), (868, 74525), (1084, 59675), (1085, 59620), (1100, 58807), (1355, 47740), (1364, 47425), (1540, 42005), (1550, 41734), (1705, 37940), (1897, 34100), (1925, 33604), (2170, 29810), (2387, 27100), (2710, 23870), (2981, 21700), (3100, 20867), (3410, 18970), (3794, 17050), (3850, 16802), (4340, 14905), (4774, 13550), (5420, 11935), (5425, 11924), (5962, 10850), (6775, 9548), (6820, 9485), (7588, 8525), (7700, 8401)]