20658889685

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{35107}}^1$

素因数の和:35202

約数の個数: 64

約数和(自身を含む): 32031977472

約数和(自身を除く): 11373087787

約数列:

[1, 5, 7, 17, 23, 35, 43, 85, 115, 119, 161, 215, 301, 391, 595, 731, 805, 989, 1505, 1955, 2737, 3655, 4945, 5117, 6923, 13685, 16813, 25585, 34615, 35107, 84065, 117691, 175535, 245749, 588455, 596819, 807461, 1228745, 1509601, 2984095, 4037305, 4177733, 5652227, 7548005, 10567207, 13726837, 20888665, 25663217, 28261135, 34720823, 52836035, 68634185, 96087859, 128316085, 173604115, 179642519, 243045761, 480439295, 590253991, 898212595, 1215228805, 2951269955, 4131777937, 20658889685]

約数ペア:

[(1, 20658889685), (5, 4131777937), (7, 2951269955), (17, 1215228805), (23, 898212595), (35, 590253991), (43, 480439295), (85, 243045761), (115, 179642519), (119, 173604115), (161, 128316085), (215, 96087859), (301, 68634185), (391, 52836035), (595, 34720823), (731, 28261135), (805, 25663217), (989, 20888665), (1505, 13726837), (1955, 10567207), (2737, 7548005), (3655, 5652227), (4945, 4177733), (5117, 4037305), (6923, 2984095), (13685, 1509601), (16813, 1228745), (25585, 807461), (34615, 596819), (35107, 588455), (84065, 245749), (117691, 175535)]