205065620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{2927}}^1$

素因数の和:3080

約数の個数: 48

約数和(自身を含む): 448616448

約数和(自身を除く): 243550828

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 113, 124, 155, 226, 310, 452, 565, 620, 1130, 2260, 2927, 3503, 5854, 7006, 11708, 14012, 14635, 17515, 29270, 35030, 58540, 70060, 90737, 181474, 330751, 362948, 453685, 661502, 907370, 1323004, 1653755, 1814740, 3307510, 6615020, 10253281, 20506562, 41013124, 51266405, 102532810, 205065620]

約数ペア:

[(1, 205065620), (2, 102532810), (4, 51266405), (5, 41013124), (10, 20506562), (20, 10253281), (31, 6615020), (62, 3307510), (113, 1814740), (124, 1653755), (155, 1323004), (226, 907370), (310, 661502), (452, 453685), (565, 362948), (620, 330751), (1130, 181474), (2260, 90737), (2927, 70060), (3503, 58540), (5854, 35030), (7006, 29270), (11708, 17515), (14012, 14635)]