81400650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{4273}}^1$

素因数の和:4415

約数の個数: 48

約数和(自身を含む): 203510784

約数和(自身を除く): 122110134

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 127, 150, 254, 381, 635, 762, 1270, 1905, 3175, 3810, 4273, 6350, 8546, 9525, 12819, 19050, 21365, 25638, 42730, 64095, 106825, 128190, 213650, 320475, 542671, 640950, 1085342, 1628013, 2713355, 3256026, 5426710, 8140065, 13566775, 16280130, 27133550, 40700325, 81400650]

約数ペア:

[(1, 81400650), (2, 40700325), (3, 27133550), (5, 16280130), (6, 13566775), (10, 8140065), (15, 5426710), (25, 3256026), (30, 2713355), (50, 1628013), (75, 1085342), (127, 640950), (150, 542671), (254, 320475), (381, 213650), (635, 128190), (762, 106825), (1270, 64095), (1905, 42730), (3175, 25638), (3810, 21365), (4273, 19050), (6350, 12819), (8546, 9525)]