8131710080

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{977369}}^1$

素因数の和:977401

約数の個数: 64

約数和(自身を含む): 20935265400

約数和(自身を除く): 12803555320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 977369, 1954738, 3909476, 4886845, 7818952, 9773690, 12705797, 15637904, 19547380, 25411594, 31275808, 39094760, 50823188, 62551616, 63528985, 78189520, 101646376, 125103232, 127057970, 156379040, 203292752, 254115940, 312758080, 406585504, 508231880, 625516160, 813171008, 1016463760, 1626342016, 2032927520, 4065855040, 8131710080]

約数ペア:

[(1, 8131710080), (2, 4065855040), (4, 2032927520), (5, 1626342016), (8, 1016463760), (10, 813171008), (13, 625516160), (16, 508231880), (20, 406585504), (26, 312758080), (32, 254115940), (40, 203292752), (52, 156379040), (64, 127057970), (65, 125103232), (80, 101646376), (104, 78189520), (128, 63528985), (130, 62551616), (160, 50823188), (208, 39094760), (260, 31275808), (320, 25411594), (416, 19547380), (520, 15637904), (640, 12705797), (832, 9773690), (1040, 7818952), (1664, 4886845), (2080, 3909476), (4160, 1954738), (8320, 977369)]