28338800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:403

約数の個数: 120

約数和(自身を含む): 80724000

約数和(自身を除く): 52385200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 35, 40, 50, 56, 58, 70, 80, 100, 112, 116, 140, 145, 175, 200, 203, 232, 280, 290, 349, 350, 400, 406, 464, 560, 580, 698, 700, 725, 812, 1015, 1160, 1396, 1400, 1450, 1624, 1745, 2030, 2320, 2443, 2792, 2800, 2900, 3248, 3490, 4060, 4886, 5075, 5584, 5800, 6980, 8120, 8725, 9772, 10121, 10150, 11600, 12215, 13960, 16240, 17450, 19544, 20242, 20300, 24430, 27920, 34900, 39088, 40484, 40600, 48860, 50605, 61075, 69800, 70847, 80968, 81200, 97720, 101210, 122150, 139600, 141694, 161936, 195440, 202420, 244300, 253025, 283388, 354235, 404840, 488600, 506050, 566776, 708470, 809680, 977200, 1012100, 1133552, 1416940, 1771175, 2024200, 2833880, 3542350, 4048400, 5667760, 7084700, 14169400, 28338800]

約数ペア:

[(1, 28338800), (2, 14169400), (4, 7084700), (5, 5667760), (7, 4048400), (8, 3542350), (10, 2833880), (14, 2024200), (16, 1771175), (20, 1416940), (25, 1133552), (28, 1012100), (29, 977200), (35, 809680), (40, 708470), (50, 566776), (56, 506050), (58, 488600), (70, 404840), (80, 354235), (100, 283388), (112, 253025), (116, 244300), (140, 202420), (145, 195440), (175, 161936), (200, 141694), (203, 139600), (232, 122150), (280, 101210), (290, 97720), (349, 81200), (350, 80968), (400, 70847), (406, 69800), (464, 61075), (560, 50605), (580, 48860), (698, 40600), (700, 40484), (725, 39088), (812, 34900), (1015, 27920), (1160, 24430), (1396, 20300), (1400, 20242), (1450, 19544), (1624, 17450), (1745, 16240), (2030, 13960), (2320, 12215), (2443, 11600), (2792, 10150), (2800, 10121), (2900, 9772), (3248, 8725), (3490, 8120), (4060, 6980), (4886, 5800), (5075, 5584)]