28011200

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 168

約数和(自身を含む): 82015584

約数和(自身を除く): 54004384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 41, 50, 56, 61, 64, 70, 80, 82, 100, 112, 122, 140, 160, 164, 175, 200, 205, 224, 244, 280, 287, 305, 320, 328, 350, 400, 410, 427, 448, 488, 560, 574, 610, 656, 700, 800, 820, 854, 976, 1025, 1120, 1148, 1220, 1312, 1400, 1435, 1525, 1600, 1640, 1708, 1952, 2050, 2135, 2240, 2296, 2440, 2501, 2624, 2800, 2870, 3050, 3280, 3416, 3904, 4100, 4270, 4592, 4880, 5002, 5600, 5740, 6100, 6560, 6832, 7175, 8200, 8540, 9184, 9760, 10004, 10675, 11200, 11480, 12200, 12505, 13120, 13664, 14350, 16400, 17080, 17507, 18368, 19520, 20008, 21350, 22960, 24400, 25010, 27328, 28700, 32800, 34160, 35014, 40016, 42700, 45920, 48800, 50020, 57400, 62525, 65600, 68320, 70028, 80032, 85400, 87535, 91840, 97600, 100040, 114800, 125050, 136640, 140056, 160064, 170800, 175070, 200080, 229600, 250100, 280112, 341600, 350140, 400160, 437675, 459200, 500200, 560224, 683200, 700280, 800320, 875350, 1000400, 1120448, 1400560, 1750700, 2000800, 2801120, 3501400, 4001600, 5602240, 7002800, 14005600, 28011200]

約数ペア:

[(1, 28011200), (2, 14005600), (4, 7002800), (5, 5602240), (7, 4001600), (8, 3501400), (10, 2801120), (14, 2000800), (16, 1750700), (20, 1400560), (25, 1120448), (28, 1000400), (32, 875350), (35, 800320), (40, 700280), (41, 683200), (50, 560224), (56, 500200), (61, 459200), (64, 437675), (70, 400160), (80, 350140), (82, 341600), (100, 280112), (112, 250100), (122, 229600), (140, 200080), (160, 175070), (164, 170800), (175, 160064), (200, 140056), (205, 136640), (224, 125050), (244, 114800), (280, 100040), (287, 97600), (305, 91840), (320, 87535), (328, 85400), (350, 80032), (400, 70028), (410, 68320), (427, 65600), (448, 62525), (488, 57400), (560, 50020), (574, 48800), (610, 45920), (656, 42700), (700, 40016), (800, 35014), (820, 34160), (854, 32800), (976, 28700), (1025, 27328), (1120, 25010), (1148, 24400), (1220, 22960), (1312, 21350), (1400, 20008), (1435, 19520), (1525, 18368), (1600, 17507), (1640, 17080), (1708, 16400), (1952, 14350), (2050, 13664), (2135, 13120), (2240, 12505), (2296, 12200), (2440, 11480), (2501, 11200), (2624, 10675), (2800, 10004), (2870, 9760), (3050, 9184), (3280, 8540), (3416, 8200), (3904, 7175), (4100, 6832), (4270, 6560), (4592, 6100), (4880, 5740), (5002, 5600)]