8042240

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 19769568

約数和(自身を除く): 11727328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 103, 122, 128, 160, 206, 244, 256, 305, 320, 412, 488, 515, 610, 640, 824, 976, 1030, 1220, 1280, 1648, 1952, 2060, 2440, 3296, 3904, 4120, 4880, 6283, 6592, 7808, 8240, 9760, 12566, 13184, 15616, 16480, 19520, 25132, 26368, 31415, 32960, 39040, 50264, 62830, 65920, 78080, 100528, 125660, 131840, 201056, 251320, 402112, 502640, 804224, 1005280, 1608448, 2010560, 4021120, 8042240]

約数ペア:

[(1, 8042240), (2, 4021120), (4, 2010560), (5, 1608448), (8, 1005280), (10, 804224), (16, 502640), (20, 402112), (32, 251320), (40, 201056), (61, 131840), (64, 125660), (80, 100528), (103, 78080), (122, 65920), (128, 62830), (160, 50264), (206, 39040), (244, 32960), (256, 31415), (305, 26368), (320, 25132), (412, 19520), (488, 16480), (515, 15616), (610, 13184), (640, 12566), (824, 9760), (976, 8240), (1030, 7808), (1220, 6592), (1280, 6283), (1648, 4880), (1952, 4120), (2060, 3904), (2440, 3296)]