49703680

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 133922880

約数和(自身を除く): 84219200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 103, 104, 116, 128, 130, 145, 160, 206, 208, 232, 256, 260, 290, 320, 377, 412, 416, 464, 515, 520, 580, 640, 754, 824, 832, 928, 1030, 1040, 1160, 1280, 1339, 1508, 1648, 1664, 1856, 1885, 2060, 2080, 2320, 2678, 2987, 3016, 3296, 3328, 3712, 3770, 4120, 4160, 4640, 5356, 5974, 6032, 6592, 6695, 7424, 7540, 8240, 8320, 9280, 10712, 11948, 12064, 13184, 13390, 14935, 15080, 16480, 16640, 18560, 21424, 23896, 24128, 26368, 26780, 29870, 30160, 32960, 37120, 38831, 42848, 47792, 48256, 53560, 59740, 60320, 65920, 77662, 85696, 95584, 96512, 107120, 119480, 120640, 131840, 155324, 171392, 191168, 194155, 214240, 238960, 241280, 310648, 342784, 382336, 388310, 428480, 477920, 482560, 621296, 764672, 776620, 856960, 955840, 1242592, 1553240, 1713920, 1911680, 2485184, 3106480, 3823360, 4970368, 6212960, 9940736, 12425920, 24851840, 49703680]

約数ペア:

[(1, 49703680), (2, 24851840), (4, 12425920), (5, 9940736), (8, 6212960), (10, 4970368), (13, 3823360), (16, 3106480), (20, 2485184), (26, 1911680), (29, 1713920), (32, 1553240), (40, 1242592), (52, 955840), (58, 856960), (64, 776620), (65, 764672), (80, 621296), (103, 482560), (104, 477920), (116, 428480), (128, 388310), (130, 382336), (145, 342784), (160, 310648), (206, 241280), (208, 238960), (232, 214240), (256, 194155), (260, 191168), (290, 171392), (320, 155324), (377, 131840), (412, 120640), (416, 119480), (464, 107120), (515, 96512), (520, 95584), (580, 85696), (640, 77662), (754, 65920), (824, 60320), (832, 59740), (928, 53560), (1030, 48256), (1040, 47792), (1160, 42848), (1280, 38831), (1339, 37120), (1508, 32960), (1648, 30160), (1664, 29870), (1856, 26780), (1885, 26368), (2060, 24128), (2080, 23896), (2320, 21424), (2678, 18560), (2987, 16640), (3016, 16480), (3296, 15080), (3328, 14935), (3712, 13390), (3770, 13184), (4120, 12064), (4160, 11948), (4640, 10712), (5356, 9280), (5974, 8320), (6032, 8240), (6592, 7540), (6695, 7424)]