161799248

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{1129}}^1$

素因数の和:1216

約数の個数: 60

約数和(自身を含む): 346166460

約数和(自身を除く): 184367212

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 169, 208, 212, 338, 424, 676, 689, 848, 1129, 1352, 1378, 2258, 2704, 2756, 4516, 5512, 8957, 9032, 11024, 14677, 17914, 18064, 29354, 35828, 58708, 59837, 71656, 117416, 119674, 143312, 190801, 234832, 239348, 381602, 478696, 763204, 777881, 957392, 1526408, 1555762, 3052816, 3111524, 6223048, 10112453, 12446096, 20224906, 40449812, 80899624, 161799248]

約数ペア:

[(1, 161799248), (2, 80899624), (4, 40449812), (8, 20224906), (13, 12446096), (16, 10112453), (26, 6223048), (52, 3111524), (53, 3052816), (104, 1555762), (106, 1526408), (169, 957392), (208, 777881), (212, 763204), (338, 478696), (424, 381602), (676, 239348), (689, 234832), (848, 190801), (1129, 143312), (1352, 119674), (1378, 117416), (2258, 71656), (2704, 59837), (2756, 58708), (4516, 35828), (5512, 29354), (8957, 18064), (9032, 17914), (11024, 14677)]