1285382300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{4051}}^1$

素因数の和:4251

約数の個数: 72

約数和(自身を含む): 2954394240

約数和(自身を除く): 1669011940

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 167, 190, 334, 380, 475, 668, 835, 950, 1670, 1900, 3173, 3340, 4051, 4175, 6346, 8102, 8350, 12692, 15865, 16204, 16700, 20255, 31730, 40510, 63460, 76969, 79325, 81020, 101275, 153938, 158650, 202550, 307876, 317300, 384845, 405100, 676517, 769690, 1353034, 1539380, 1924225, 2706068, 3382585, 3848450, 6765170, 7696900, 12853823, 13530340, 16912925, 25707646, 33825850, 51415292, 64269115, 67651700, 128538230, 257076460, 321345575, 642691150, 1285382300]

約数ペア:

[(1, 1285382300), (2, 642691150), (4, 321345575), (5, 257076460), (10, 128538230), (19, 67651700), (20, 64269115), (25, 51415292), (38, 33825850), (50, 25707646), (76, 16912925), (95, 13530340), (100, 12853823), (167, 7696900), (190, 6765170), (334, 3848450), (380, 3382585), (475, 2706068), (668, 1924225), (835, 1539380), (950, 1353034), (1670, 769690), (1900, 676517), (3173, 405100), (3340, 384845), (4051, 317300), (4175, 307876), (6346, 202550), (8102, 158650), (8350, 153938), (12692, 101275), (15865, 81020), (16204, 79325), (16700, 76969), (20255, 63460), (31730, 40510)]