28155113870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{39659}}^1$

素因数の和:39849

約数の個数: 64

約数和(自身を含む): 56288010240

約数和(自身を除く): 28132896370

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 127, 130, 215, 254, 430, 559, 635, 1118, 1270, 1651, 2795, 3302, 5461, 5590, 8255, 10922, 16510, 27305, 39659, 54610, 70993, 79318, 141986, 198295, 354965, 396590, 515567, 709930, 1031134, 1705337, 2577835, 3410674, 5036693, 5155670, 8526685, 10073386, 17053370, 22169381, 25183465, 44338762, 50366930, 65477009, 110846905, 130954018, 216577799, 221693810, 327385045, 433155598, 654770090, 1082888995, 2165777990, 2815511387, 5631022774, 14077556935, 28155113870]

約数ペア:

[(1, 28155113870), (2, 14077556935), (5, 5631022774), (10, 2815511387), (13, 2165777990), (26, 1082888995), (43, 654770090), (65, 433155598), (86, 327385045), (127, 221693810), (130, 216577799), (215, 130954018), (254, 110846905), (430, 65477009), (559, 50366930), (635, 44338762), (1118, 25183465), (1270, 22169381), (1651, 17053370), (2795, 10073386), (3302, 8526685), (5461, 5155670), (5590, 5036693), (8255, 3410674), (10922, 2577835), (16510, 1705337), (27305, 1031134), (39659, 709930), (54610, 515567), (70993, 396590), (79318, 354965), (141986, 198295)]