102679980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131641}}^1$

素因数の和:131666

約数の個数: 48

約数和(自身を含む): 309621984

約数和(自身を除く): 206942004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 131641, 263282, 394923, 526564, 658205, 789846, 1316410, 1579692, 1711333, 1974615, 2632820, 3422666, 3949230, 5133999, 6845332, 7898460, 8556665, 10267998, 17113330, 20535996, 25669995, 34226660, 51339990, 102679980]

約数ペア:

[(1, 102679980), (2, 51339990), (3, 34226660), (4, 25669995), (5, 20535996), (6, 17113330), (10, 10267998), (12, 8556665), (13, 7898460), (15, 6845332), (20, 5133999), (26, 3949230), (30, 3422666), (39, 2632820), (52, 1974615), (60, 1711333), (65, 1579692), (78, 1316410), (130, 789846), (156, 658205), (195, 526564), (260, 394923), (390, 263282), (780, 131641)]