25197952

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{797}}^1$

素因数の和:843

約数の個数: 64

約数和(自身を含む): 56977200

約数和(自身を除く): 31779248

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 304, 416, 494, 608, 797, 832, 988, 1216, 1594, 1664, 1976, 2432, 3188, 3952, 6376, 7904, 10361, 12752, 15143, 15808, 20722, 25504, 30286, 31616, 41444, 51008, 60572, 82888, 102016, 121144, 165776, 196859, 242288, 331552, 393718, 484576, 663104, 787436, 969152, 1326208, 1574872, 1938304, 3149744, 6299488, 12598976, 25197952]

約数ペア:

[(1, 25197952), (2, 12598976), (4, 6299488), (8, 3149744), (13, 1938304), (16, 1574872), (19, 1326208), (26, 969152), (32, 787436), (38, 663104), (52, 484576), (64, 393718), (76, 331552), (104, 242288), (128, 196859), (152, 165776), (208, 121144), (247, 102016), (304, 82888), (416, 60572), (494, 51008), (608, 41444), (797, 31616), (832, 30286), (988, 25504), (1216, 20722), (1594, 15808), (1664, 15143), (1976, 12752), (2432, 10361), (3188, 7904), (3952, 6376)]