42762640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 105278976

約数和(自身を除く): 62516336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 86, 124, 155, 172, 215, 248, 310, 344, 401, 430, 496, 620, 688, 802, 860, 1240, 1333, 1604, 1720, 2005, 2480, 2666, 3208, 3440, 4010, 5332, 6416, 6665, 8020, 10664, 12431, 13330, 16040, 17243, 21328, 24862, 26660, 32080, 34486, 49724, 53320, 62155, 68972, 86215, 99448, 106640, 124310, 137944, 172430, 198896, 248620, 275888, 344860, 497240, 534533, 689720, 994480, 1069066, 1379440, 2138132, 2672665, 4276264, 5345330, 8552528, 10690660, 21381320, 42762640]

約数ペア:

[(1, 42762640), (2, 21381320), (4, 10690660), (5, 8552528), (8, 5345330), (10, 4276264), (16, 2672665), (20, 2138132), (31, 1379440), (40, 1069066), (43, 994480), (62, 689720), (80, 534533), (86, 497240), (124, 344860), (155, 275888), (172, 248620), (215, 198896), (248, 172430), (310, 137944), (344, 124310), (401, 106640), (430, 99448), (496, 86215), (620, 68972), (688, 62155), (802, 53320), (860, 49724), (1240, 34486), (1333, 32080), (1604, 26660), (1720, 24862), (2005, 21328), (2480, 17243), (2666, 16040), (3208, 13330), (3440, 12431), (4010, 10664), (5332, 8020), (6416, 6665)]