78825304

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{647}}^1$

素因数の和:907

約数の個数: 32

約数和(自身を含む): 150504480

約数和(自身を除く): 71679176

約数列:

[1, 2, 4, 8, 97, 157, 194, 314, 388, 628, 647, 776, 1256, 1294, 2588, 5176, 15229, 30458, 60916, 62759, 101579, 121832, 125518, 203158, 251036, 406316, 502072, 812632, 9853163, 19706326, 39412652, 78825304]

約数ペア:

[(1, 78825304), (2, 39412652), (4, 19706326), (8, 9853163), (97, 812632), (157, 502072), (194, 406316), (314, 251036), (388, 203158), (628, 125518), (647, 121832), (776, 101579), (1256, 62759), (1294, 60916), (2588, 30458), (5176, 15229)]