78626480

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:414

約数の個数: 80

約数和(自身を含む): 190327104

約数和(自身を除く): 111700624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 101, 148, 185, 202, 263, 296, 370, 404, 505, 526, 592, 740, 808, 1010, 1052, 1315, 1480, 1616, 2020, 2104, 2630, 2960, 3737, 4040, 4208, 5260, 7474, 8080, 9731, 10520, 14948, 18685, 19462, 21040, 26563, 29896, 37370, 38924, 48655, 53126, 59792, 74740, 77848, 97310, 106252, 132815, 149480, 155696, 194620, 212504, 265630, 298960, 389240, 425008, 531260, 778480, 982831, 1062520, 1965662, 2125040, 3931324, 4914155, 7862648, 9828310, 15725296, 19656620, 39313240, 78626480]

約数ペア:

[(1, 78626480), (2, 39313240), (4, 19656620), (5, 15725296), (8, 9828310), (10, 7862648), (16, 4914155), (20, 3931324), (37, 2125040), (40, 1965662), (74, 1062520), (80, 982831), (101, 778480), (148, 531260), (185, 425008), (202, 389240), (263, 298960), (296, 265630), (370, 212504), (404, 194620), (505, 155696), (526, 149480), (592, 132815), (740, 106252), (808, 97310), (1010, 77848), (1052, 74740), (1315, 59792), (1480, 53126), (1616, 48655), (2020, 38924), (2104, 37370), (2630, 29896), (2960, 26563), (3737, 21040), (4040, 19462), (4208, 18685), (5260, 14948), (7474, 10520), (8080, 9731)]