331339250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1697}}^1$

素因数の和:1796

約数の個数: 64

約数和(自身を含む): 686589696

約数和(自身を除く): 355250446

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 71, 110, 125, 142, 250, 275, 355, 550, 710, 781, 1375, 1562, 1697, 1775, 2750, 3394, 3550, 3905, 7810, 8485, 8875, 16970, 17750, 18667, 19525, 37334, 39050, 42425, 84850, 93335, 97625, 120487, 186670, 195250, 212125, 240974, 424250, 466675, 602435, 933350, 1204870, 1325357, 2333375, 2650714, 3012175, 4666750, 6024350, 6626785, 13253570, 15060875, 30121750, 33133925, 66267850, 165669625, 331339250]

約数ペア:

[(1, 331339250), (2, 165669625), (5, 66267850), (10, 33133925), (11, 30121750), (22, 15060875), (25, 13253570), (50, 6626785), (55, 6024350), (71, 4666750), (110, 3012175), (125, 2650714), (142, 2333375), (250, 1325357), (275, 1204870), (355, 933350), (550, 602435), (710, 466675), (781, 424250), (1375, 240974), (1562, 212125), (1697, 195250), (1775, 186670), (2750, 120487), (3394, 97625), (3550, 93335), (3905, 84850), (7810, 42425), (8485, 39050), (8875, 37334), (16970, 19525), (17750, 18667)]