80377190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{1097}}^1$

素因数の和:1552

約数の個数: 32

約数和(自身を含む): 153684864

約数和(自身を除く): 73307674

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 431, 862, 1097, 2155, 2194, 4310, 5485, 7327, 10970, 14654, 18649, 36635, 37298, 73270, 93245, 186490, 472807, 945614, 2364035, 4728070, 8037719, 16075438, 40188595, 80377190]

約数ペア:

[(1, 80377190), (2, 40188595), (5, 16075438), (10, 8037719), (17, 4728070), (34, 2364035), (85, 945614), (170, 472807), (431, 186490), (862, 93245), (1097, 73270), (2155, 37298), (2194, 36635), (4310, 18649), (5485, 14654), (7327, 10970)]