77635840

素因数分解:

$2^8\times 5^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 187786368

約数和(自身を除く): 110150528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 256, 262, 320, 463, 524, 640, 655, 926, 1048, 1280, 1310, 1852, 2096, 2315, 2620, 3704, 4192, 4630, 5240, 7408, 8384, 9260, 10480, 14816, 16768, 18520, 20960, 29632, 33536, 37040, 41920, 59264, 60653, 74080, 83840, 118528, 121306, 148160, 167680, 242612, 296320, 303265, 485224, 592640, 606530, 970448, 1213060, 1940896, 2426120, 3881792, 4852240, 7763584, 9704480, 15527168, 19408960, 38817920, 77635840]

約数ペア:

[(1, 77635840), (2, 38817920), (4, 19408960), (5, 15527168), (8, 9704480), (10, 7763584), (16, 4852240), (20, 3881792), (32, 2426120), (40, 1940896), (64, 1213060), (80, 970448), (128, 606530), (131, 592640), (160, 485224), (256, 303265), (262, 296320), (320, 242612), (463, 167680), (524, 148160), (640, 121306), (655, 118528), (926, 83840), (1048, 74080), (1280, 60653), (1310, 59264), (1852, 41920), (2096, 37040), (2315, 33536), (2620, 29632), (3704, 20960), (4192, 18520), (4630, 16768), (5240, 14816), (7408, 10480), (8384, 9260)]