203731450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{827}}^1$

素因数の和:1231

約数の個数: 48

約数和(自身を含む): 409661280

約数和(自身を除く): 205929830

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 379, 650, 758, 827, 1654, 1895, 3790, 4135, 4927, 8270, 9475, 9854, 10751, 18950, 20675, 21502, 24635, 41350, 49270, 53755, 107510, 123175, 246350, 268775, 313433, 537550, 626866, 1567165, 3134330, 4074629, 7835825, 8149258, 15671650, 20373145, 40746290, 101865725, 203731450]

約数ペア:

[(1, 203731450), (2, 101865725), (5, 40746290), (10, 20373145), (13, 15671650), (25, 8149258), (26, 7835825), (50, 4074629), (65, 3134330), (130, 1567165), (325, 626866), (379, 537550), (650, 313433), (758, 268775), (827, 246350), (1654, 123175), (1895, 107510), (3790, 53755), (4135, 49270), (4927, 41350), (8270, 24635), (9475, 21502), (9854, 20675), (10751, 18950)]