204800730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:631

約数の個数: 64

約数和(自身を含む): 500214528

約数和(自身を除く): 295413798

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 101, 202, 257, 263, 303, 505, 514, 526, 606, 771, 789, 1010, 1285, 1315, 1515, 1542, 1578, 2570, 2630, 3030, 3855, 3945, 7710, 7890, 25957, 26563, 51914, 53126, 67591, 77871, 79689, 129785, 132815, 135182, 155742, 159378, 202773, 259570, 265630, 337955, 389355, 398445, 405546, 675910, 778710, 796890, 1013865, 2027730, 6826691, 13653382, 20480073, 34133455, 40960146, 68266910, 102400365, 204800730]

約数ペア:

[(1, 204800730), (2, 102400365), (3, 68266910), (5, 40960146), (6, 34133455), (10, 20480073), (15, 13653382), (30, 6826691), (101, 2027730), (202, 1013865), (257, 796890), (263, 778710), (303, 675910), (505, 405546), (514, 398445), (526, 389355), (606, 337955), (771, 265630), (789, 259570), (1010, 202773), (1285, 159378), (1315, 155742), (1515, 135182), (1542, 132815), (1578, 129785), (2570, 79689), (2630, 77871), (3030, 67591), (3855, 53126), (3945, 51914), (7710, 26563), (7890, 25957)]