78929500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{12143}}^1$

素因数の和:12175

約数の個数: 48

約数和(自身を含む): 185657472

約数和(自身を除く): 106727972

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6500, 12143, 24286, 48572, 60715, 121430, 157859, 242860, 303575, 315718, 607150, 631436, 789295, 1214300, 1517875, 1578590, 3035750, 3157180, 3946475, 6071500, 7892950, 15785900, 19732375, 39464750, 78929500]

約数ペア:

[(1, 78929500), (2, 39464750), (4, 19732375), (5, 15785900), (10, 7892950), (13, 6071500), (20, 3946475), (25, 3157180), (26, 3035750), (50, 1578590), (52, 1517875), (65, 1214300), (100, 789295), (125, 631436), (130, 607150), (250, 315718), (260, 303575), (325, 242860), (500, 157859), (650, 121430), (1300, 60715), (1625, 48572), (3250, 24286), (6500, 12143)]