25816960

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:168

約数の個数: 128

約数和(自身を含む): 69400800

約数和(自身を除く): 43583840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 104, 107, 116, 128, 130, 145, 160, 208, 214, 232, 260, 290, 320, 377, 416, 428, 464, 520, 535, 580, 640, 754, 832, 856, 928, 1040, 1070, 1160, 1391, 1508, 1664, 1712, 1856, 1885, 2080, 2140, 2320, 2782, 3016, 3103, 3424, 3712, 3770, 4160, 4280, 4640, 5564, 6032, 6206, 6848, 6955, 7540, 8320, 8560, 9280, 11128, 12064, 12412, 13696, 13910, 15080, 15515, 17120, 18560, 22256, 24128, 24824, 27820, 30160, 31030, 34240, 40339, 44512, 48256, 49648, 55640, 60320, 62060, 68480, 80678, 89024, 99296, 111280, 120640, 124120, 161356, 178048, 198592, 201695, 222560, 241280, 248240, 322712, 397184, 403390, 445120, 496480, 645424, 806780, 890240, 992960, 1290848, 1613560, 1985920, 2581696, 3227120, 5163392, 6454240, 12908480, 25816960]

約数ペア:

[(1, 25816960), (2, 12908480), (4, 6454240), (5, 5163392), (8, 3227120), (10, 2581696), (13, 1985920), (16, 1613560), (20, 1290848), (26, 992960), (29, 890240), (32, 806780), (40, 645424), (52, 496480), (58, 445120), (64, 403390), (65, 397184), (80, 322712), (104, 248240), (107, 241280), (116, 222560), (128, 201695), (130, 198592), (145, 178048), (160, 161356), (208, 124120), (214, 120640), (232, 111280), (260, 99296), (290, 89024), (320, 80678), (377, 68480), (416, 62060), (428, 60320), (464, 55640), (520, 49648), (535, 48256), (580, 44512), (640, 40339), (754, 34240), (832, 31030), (856, 30160), (928, 27820), (1040, 24824), (1070, 24128), (1160, 22256), (1391, 18560), (1508, 17120), (1664, 15515), (1712, 15080), (1856, 13910), (1885, 13696), (2080, 12412), (2140, 12064), (2320, 11128), (2782, 9280), (3016, 8560), (3103, 8320), (3424, 7540), (3712, 6955), (3770, 6848), (4160, 6206), (4280, 6032), (4640, 5564)]