208214656

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{797}}^1$

素因数の和:981

約数の個数: 64

約数和(自身を含む): 450119880

約数和(自身を除く): 241905224

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 157, 208, 314, 416, 628, 797, 832, 1256, 1594, 1664, 2041, 2512, 3188, 4082, 5024, 6376, 8164, 10048, 10361, 12752, 16328, 20096, 20722, 25504, 32656, 41444, 51008, 65312, 82888, 102016, 125129, 130624, 165776, 250258, 261248, 331552, 500516, 663104, 1001032, 1326208, 1626677, 2002064, 3253354, 4004128, 6506708, 8008256, 13013416, 16016512, 26026832, 52053664, 104107328, 208214656]

約数ペア:

[(1, 208214656), (2, 104107328), (4, 52053664), (8, 26026832), (13, 16016512), (16, 13013416), (26, 8008256), (32, 6506708), (52, 4004128), (64, 3253354), (104, 2002064), (128, 1626677), (157, 1326208), (208, 1001032), (314, 663104), (416, 500516), (628, 331552), (797, 261248), (832, 250258), (1256, 165776), (1594, 130624), (1664, 125129), (2041, 102016), (2512, 82888), (3188, 65312), (4082, 51008), (5024, 41444), (6376, 32656), (8164, 25504), (10048, 20722), (10361, 20096), (12752, 16328)]