83361980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{653}}^1$

素因数の和:1166

約数の個数: 48

約数和(自身を含む): 189199584

約数和(自身を除く): 105837604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 491, 653, 982, 1306, 1964, 2455, 2612, 3265, 4910, 6383, 6530, 8489, 9820, 12766, 13060, 16978, 25532, 31915, 33956, 42445, 63830, 84890, 127660, 169780, 320623, 641246, 1282492, 1603115, 3206230, 4168099, 6412460, 8336198, 16672396, 20840495, 41680990, 83361980]

約数ペア:

[(1, 83361980), (2, 41680990), (4, 20840495), (5, 16672396), (10, 8336198), (13, 6412460), (20, 4168099), (26, 3206230), (52, 1603115), (65, 1282492), (130, 641246), (260, 320623), (491, 169780), (653, 127660), (982, 84890), (1306, 63830), (1964, 42445), (2455, 33956), (2612, 31915), (3265, 25532), (4910, 16978), (6383, 13060), (6530, 12766), (8489, 9820)]