538018390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2971}}^1$

素因数の和:3197

約数の個数: 64

約数和(自身を含む): 1198310400

約数和(自身を除く): 660292010

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 199, 398, 455, 910, 995, 1393, 1990, 2587, 2786, 2971, 5174, 5942, 6965, 12935, 13930, 14855, 18109, 20797, 25870, 29710, 36218, 38623, 41594, 77246, 90545, 103985, 181090, 193115, 207970, 270361, 386230, 540722, 591229, 1182458, 1351805, 2703610, 2956145, 4138603, 5912290, 7685977, 8277206, 15371954, 20693015, 38429885, 41386030, 53801839, 76859770, 107603678, 269009195, 538018390]

約数ペア:

[(1, 538018390), (2, 269009195), (5, 107603678), (7, 76859770), (10, 53801839), (13, 41386030), (14, 38429885), (26, 20693015), (35, 15371954), (65, 8277206), (70, 7685977), (91, 5912290), (130, 4138603), (182, 2956145), (199, 2703610), (398, 1351805), (455, 1182458), (910, 591229), (995, 540722), (1393, 386230), (1990, 270361), (2587, 207970), (2786, 193115), (2971, 181090), (5174, 103985), (5942, 90545), (6965, 77246), (12935, 41594), (13930, 38623), (14855, 36218), (18109, 29710), (20797, 25870)]