205671310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{929}}^1$

素因数の和:1093

約数の個数: 48

約数和(自身を含む): 404371440

約数和(自身を除く): 198700130

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 169, 262, 338, 655, 845, 929, 1310, 1690, 1703, 1858, 3406, 4645, 8515, 9290, 12077, 17030, 22139, 24154, 44278, 60385, 110695, 120770, 121699, 157001, 221390, 243398, 314002, 608495, 785005, 1216990, 1570010, 1582087, 3164174, 7910435, 15820870, 20567131, 41134262, 102835655, 205671310]

約数ペア:

[(1, 205671310), (2, 102835655), (5, 41134262), (10, 20567131), (13, 15820870), (26, 7910435), (65, 3164174), (130, 1582087), (131, 1570010), (169, 1216990), (262, 785005), (338, 608495), (655, 314002), (845, 243398), (929, 221390), (1310, 157001), (1690, 121699), (1703, 120770), (1858, 110695), (3406, 60385), (4645, 44278), (8515, 24154), (9290, 22139), (12077, 17030)]