71999497160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{990637}}^1$

素因数の和:990750

約数の個数: 64

約数和(自身を含む): 171182246400

約数和(自身を除く): 99182749240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 79, 92, 115, 158, 184, 230, 316, 395, 460, 632, 790, 920, 1580, 1817, 3160, 3634, 7268, 9085, 14536, 18170, 36340, 72680, 990637, 1981274, 3962548, 4953185, 7925096, 9906370, 19812740, 22784651, 39625480, 45569302, 78260323, 91138604, 113923255, 156520646, 182277208, 227846510, 313041292, 391301615, 455693020, 626082584, 782603230, 911386040, 1565206460, 1799987429, 3130412920, 3599974858, 7199949716, 8999937145, 14399899432, 17999874290, 35999748580, 71999497160]

約数ペア:

[(1, 71999497160), (2, 35999748580), (4, 17999874290), (5, 14399899432), (8, 8999937145), (10, 7199949716), (20, 3599974858), (23, 3130412920), (40, 1799987429), (46, 1565206460), (79, 911386040), (92, 782603230), (115, 626082584), (158, 455693020), (184, 391301615), (230, 313041292), (316, 227846510), (395, 182277208), (460, 156520646), (632, 113923255), (790, 91138604), (920, 78260323), (1580, 45569302), (1817, 39625480), (3160, 22784651), (3634, 19812740), (7268, 9906370), (9085, 7925096), (14536, 4953185), (18170, 3962548), (36340, 1981274), (72680, 990637)]