105548920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{155219}}^1$

素因数の和:155247

約数の個数: 32

約数和(自身を含む): 251456400

約数和(自身を除く): 145907480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 155219, 310438, 620876, 776095, 1241752, 1552190, 2638723, 3104380, 5277446, 6208760, 10554892, 13193615, 21109784, 26387230, 52774460, 105548920]

約数ペア:

[(1, 105548920), (2, 52774460), (4, 26387230), (5, 21109784), (8, 13193615), (10, 10554892), (17, 6208760), (20, 5277446), (34, 3104380), (40, 2638723), (68, 1552190), (85, 1241752), (136, 776095), (170, 620876), (340, 310438), (680, 155219)]