331340750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{379}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 672235200

約数和(自身を除く): 340894450

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 269, 325, 379, 538, 650, 758, 1345, 1625, 1895, 2690, 3250, 3497, 3790, 4927, 6725, 6994, 9475, 9854, 13450, 17485, 18950, 24635, 33625, 34970, 47375, 49270, 67250, 87425, 94750, 101951, 123175, 174850, 203902, 246350, 437125, 509755, 615875, 874250, 1019510, 1231750, 1325363, 2548775, 2650726, 5097550, 6626815, 12743875, 13253630, 25487750, 33134075, 66268150, 165670375, 331340750]

約数ペア:

[(1, 331340750), (2, 165670375), (5, 66268150), (10, 33134075), (13, 25487750), (25, 13253630), (26, 12743875), (50, 6626815), (65, 5097550), (125, 2650726), (130, 2548775), (250, 1325363), (269, 1231750), (325, 1019510), (379, 874250), (538, 615875), (650, 509755), (758, 437125), (1345, 246350), (1625, 203902), (1895, 174850), (2690, 123175), (3250, 101951), (3497, 94750), (3790, 87425), (4927, 67250), (6725, 49270), (6994, 47375), (9475, 34970), (9854, 33625), (13450, 24635), (17485, 18950)]