168394790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{13249}}^1$

素因数の和:13328

約数の個数: 32

約数和(自身を含む): 320544000

約数和(自身を除く): 152149210

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 155, 205, 310, 410, 1271, 2542, 6355, 12710, 13249, 26498, 66245, 132490, 410719, 543209, 821438, 1086418, 2053595, 2716045, 4107190, 5432090, 16839479, 33678958, 84197395, 168394790]

約数ペア:

[(1, 168394790), (2, 84197395), (5, 33678958), (10, 16839479), (31, 5432090), (41, 4107190), (62, 2716045), (82, 2053595), (155, 1086418), (205, 821438), (310, 543209), (410, 410719), (1271, 132490), (2542, 66245), (6355, 26498), (12710, 13249)]