180102781780

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{673}}^1\times {\mathrm{105359}}^1$

素因数の和:106168

約数の個数: 48

約数和(自身を含む): 381763952640

約数和(自身を除く): 201661170860

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 673, 1270, 1346, 2540, 2692, 3365, 6730, 13460, 85471, 105359, 170942, 210718, 341884, 421436, 427355, 526795, 854710, 1053590, 1709420, 2107180, 13380593, 26761186, 53522372, 66902965, 70906607, 133805930, 141813214, 267611860, 283626428, 354533035, 709066070, 1418132140, 9005139089, 18010278178, 36020556356, 45025695445, 90051390890, 180102781780]

約数ペア:

[(1, 180102781780), (2, 90051390890), (4, 45025695445), (5, 36020556356), (10, 18010278178), (20, 9005139089), (127, 1418132140), (254, 709066070), (508, 354533035), (635, 283626428), (673, 267611860), (1270, 141813214), (1346, 133805930), (2540, 70906607), (2692, 66902965), (3365, 53522372), (6730, 26761186), (13460, 13380593), (85471, 2107180), (105359, 1709420), (170942, 1053590), (210718, 854710), (341884, 526795), (421436, 427355)]