74856015

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:250

約数の個数: 96

約数和(自身を含む): 153368640

約数和(自身を除く): 78512625

約数列:

[1, 3, 5, 9, 13, 15, 17, 27, 39, 45, 51, 65, 85, 117, 135, 153, 169, 193, 195, 221, 255, 351, 459, 507, 579, 585, 663, 765, 845, 965, 1105, 1521, 1737, 1755, 1989, 2295, 2509, 2535, 2873, 2895, 3281, 3315, 4563, 5211, 5967, 7527, 7605, 8619, 8685, 9843, 9945, 12545, 14365, 16405, 22581, 22815, 25857, 26055, 29529, 29835, 32617, 37635, 42653, 43095, 49215, 67743, 77571, 88587, 97851, 112905, 127959, 129285, 147645, 163085, 213265, 293553, 338715, 383877, 387855, 442935, 489255, 554489, 639795, 880659, 1151631, 1467765, 1663467, 1919385, 2772445, 4403295, 4990401, 5758155, 8317335, 14971203, 24952005, 74856015]

約数ペア:

[(1, 74856015), (3, 24952005), (5, 14971203), (9, 8317335), (13, 5758155), (15, 4990401), (17, 4403295), (27, 2772445), (39, 1919385), (45, 1663467), (51, 1467765), (65, 1151631), (85, 880659), (117, 639795), (135, 554489), (153, 489255), (169, 442935), (193, 387855), (195, 383877), (221, 338715), (255, 293553), (351, 213265), (459, 163085), (507, 147645), (579, 129285), (585, 127959), (663, 112905), (765, 97851), (845, 88587), (965, 77571), (1105, 67743), (1521, 49215), (1737, 43095), (1755, 42653), (1989, 37635), (2295, 32617), (2509, 29835), (2535, 29529), (2873, 26055), (2895, 25857), (3281, 22815), (3315, 22581), (4563, 16405), (5211, 14365), (5967, 12545), (7527, 9945), (7605, 9843), (8619, 8685)]