42791680

素因数分解:

$2^8\times 5^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:453

約数の個数: 72

約数和(自身を含む): 103827024

約数和(自身を除く): 61035344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 256, 320, 331, 404, 505, 640, 662, 808, 1010, 1280, 1324, 1616, 1655, 2020, 2648, 3232, 3310, 4040, 5296, 6464, 6620, 8080, 10592, 12928, 13240, 16160, 21184, 25856, 26480, 32320, 33431, 42368, 52960, 64640, 66862, 84736, 105920, 129280, 133724, 167155, 211840, 267448, 334310, 423680, 534896, 668620, 1069792, 1337240, 2139584, 2674480, 4279168, 5348960, 8558336, 10697920, 21395840, 42791680]

約数ペア:

[(1, 42791680), (2, 21395840), (4, 10697920), (5, 8558336), (8, 5348960), (10, 4279168), (16, 2674480), (20, 2139584), (32, 1337240), (40, 1069792), (64, 668620), (80, 534896), (101, 423680), (128, 334310), (160, 267448), (202, 211840), (256, 167155), (320, 133724), (331, 129280), (404, 105920), (505, 84736), (640, 66862), (662, 64640), (808, 52960), (1010, 42368), (1280, 33431), (1324, 32320), (1616, 26480), (1655, 25856), (2020, 21184), (2648, 16160), (3232, 13240), (3310, 12928), (4040, 10592), (5296, 8080), (6464, 6620)]