98437720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{311}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 228795840

約数和(自身を除く): 130358120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 193, 205, 311, 328, 386, 410, 622, 772, 820, 965, 1244, 1544, 1555, 1640, 1930, 2488, 3110, 3860, 6220, 7720, 7913, 12440, 12751, 15826, 25502, 31652, 39565, 51004, 60023, 63304, 63755, 79130, 102008, 120046, 127510, 158260, 240092, 255020, 300115, 316520, 480184, 510040, 600230, 1200460, 2400920, 2460943, 4921886, 9843772, 12304715, 19687544, 24609430, 49218860, 98437720]

約数ペア:

[(1, 98437720), (2, 49218860), (4, 24609430), (5, 19687544), (8, 12304715), (10, 9843772), (20, 4921886), (40, 2460943), (41, 2400920), (82, 1200460), (164, 600230), (193, 510040), (205, 480184), (311, 316520), (328, 300115), (386, 255020), (410, 240092), (622, 158260), (772, 127510), (820, 120046), (965, 102008), (1244, 79130), (1544, 63755), (1555, 63304), (1640, 60023), (1930, 51004), (2488, 39565), (3110, 31652), (3860, 25502), (6220, 15826), (7720, 12751), (7913, 12440)]