66858400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{11939}}^1$

素因数の和:11966

約数の個数: 72

約数和(自身を含む): 186550560

約数和(自身を除く): 119692160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 11939, 23878, 47756, 59695, 83573, 95512, 119390, 167146, 191024, 238780, 298475, 334292, 382048, 417865, 477560, 596950, 668584, 835730, 955120, 1193900, 1337168, 1671460, 1910240, 2089325, 2387800, 2674336, 3342920, 4178650, 4775600, 6685840, 8357300, 9551200, 13371680, 16714600, 33429200, 66858400]

約数ペア:

[(1, 66858400), (2, 33429200), (4, 16714600), (5, 13371680), (7, 9551200), (8, 8357300), (10, 6685840), (14, 4775600), (16, 4178650), (20, 3342920), (25, 2674336), (28, 2387800), (32, 2089325), (35, 1910240), (40, 1671460), (50, 1337168), (56, 1193900), (70, 955120), (80, 835730), (100, 668584), (112, 596950), (140, 477560), (160, 417865), (175, 382048), (200, 334292), (224, 298475), (280, 238780), (350, 191024), (400, 167146), (560, 119390), (700, 95512), (800, 83573), (1120, 59695), (1400, 47756), (2800, 23878), (5600, 11939)]