205347448

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{409}}^1\times {\mathrm{647}}^1$

素因数の和:1159

約数の個数: 32

約数和(自身を含む): 390549600

約数和(自身を除く): 185202152

約数列:

[1, 2, 4, 8, 97, 194, 388, 409, 647, 776, 818, 1294, 1636, 2588, 3272, 5176, 39673, 62759, 79346, 125518, 158692, 251036, 264623, 317384, 502072, 529246, 1058492, 2116984, 25668431, 51336862, 102673724, 205347448]

約数ペア:

[(1, 205347448), (2, 102673724), (4, 51336862), (8, 25668431), (97, 2116984), (194, 1058492), (388, 529246), (409, 502072), (647, 317384), (776, 264623), (818, 251036), (1294, 158692), (1636, 125518), (2588, 79346), (3272, 62759), (5176, 39673)]