78887668878

素因数分解:

$2^1\times 3^4\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{31627}}^1$

素因数の和:31903

約数の個数: 80

約数和(自身を含む): 179791896240

約数和(自身を除く): 100904227362

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 89, 162, 173, 178, 267, 346, 519, 534, 801, 1038, 1557, 1602, 2403, 3114, 4671, 4806, 7209, 9342, 14013, 14418, 15397, 28026, 30794, 31627, 46191, 63254, 92382, 94881, 138573, 189762, 277146, 284643, 415719, 569286, 831438, 853929, 1247157, 1707858, 2494314, 2561787, 2814803, 5123574, 5471471, 5629606, 8444409, 10942942, 16414413, 16888818, 25333227, 32828826, 49243239, 50666454, 75999681, 98486478, 147729717, 151999362, 227999043, 295459434, 443189151, 455998086, 486960919, 886378302, 973921838, 1460882757, 2921765514, 4382648271, 8765296542, 13147944813, 26295889626, 39443834439, 78887668878]

約数ペア:

[(1, 78887668878), (2, 39443834439), (3, 26295889626), (6, 13147944813), (9, 8765296542), (18, 4382648271), (27, 2921765514), (54, 1460882757), (81, 973921838), (89, 886378302), (162, 486960919), (173, 455998086), (178, 443189151), (267, 295459434), (346, 227999043), (519, 151999362), (534, 147729717), (801, 98486478), (1038, 75999681), (1557, 50666454), (1602, 49243239), (2403, 32828826), (3114, 25333227), (4671, 16888818), (4806, 16414413), (7209, 10942942), (9342, 8444409), (14013, 5629606), (14418, 5471471), (15397, 5123574), (28026, 2814803), (30794, 2561787), (31627, 2494314), (46191, 1707858), (63254, 1247157), (92382, 853929), (94881, 831438), (138573, 569286), (189762, 415719), (277146, 284643)]