78782355

素因数分解:

$3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 145152000

約数和(自身を除く): 66369645

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 83, 89, 135, 237, 249, 267, 395, 415, 445, 711, 747, 801, 1185, 1245, 1335, 2133, 2241, 2403, 3555, 3735, 4005, 6557, 7031, 7387, 10665, 11205, 12015, 19671, 21093, 22161, 32785, 35155, 36935, 59013, 63279, 66483, 98355, 105465, 110805, 177039, 189837, 199449, 295065, 316395, 332415, 583573, 885195, 949185, 997245, 1750719, 2917865, 5252157, 8753595, 15756471, 26260785, 78782355]

約数ペア:

[(1, 78782355), (3, 26260785), (5, 15756471), (9, 8753595), (15, 5252157), (27, 2917865), (45, 1750719), (79, 997245), (83, 949185), (89, 885195), (135, 583573), (237, 332415), (249, 316395), (267, 295065), (395, 199449), (415, 189837), (445, 177039), (711, 110805), (747, 105465), (801, 98355), (1185, 66483), (1245, 63279), (1335, 59013), (2133, 36935), (2241, 35155), (2403, 32785), (3555, 22161), (3735, 21093), (4005, 19671), (6557, 12015), (7031, 11205), (7387, 10665)]