27431680

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{739}}^1$

素因数の和:789

約数の個数: 72

約数和(自身を含む): 68065200

約数和(自身を除く): 40633520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 580, 640, 739, 928, 1160, 1280, 1478, 1856, 2320, 2956, 3695, 3712, 4640, 5912, 7390, 7424, 9280, 11824, 14780, 18560, 21431, 23648, 29560, 37120, 42862, 47296, 59120, 85724, 94592, 107155, 118240, 171448, 189184, 214310, 236480, 342896, 428620, 472960, 685792, 857240, 945920, 1371584, 1714480, 2743168, 3428960, 5486336, 6857920, 13715840, 27431680]

約数ペア:

[(1, 27431680), (2, 13715840), (4, 6857920), (5, 5486336), (8, 3428960), (10, 2743168), (16, 1714480), (20, 1371584), (29, 945920), (32, 857240), (40, 685792), (58, 472960), (64, 428620), (80, 342896), (116, 236480), (128, 214310), (145, 189184), (160, 171448), (232, 118240), (256, 107155), (290, 94592), (320, 85724), (464, 59120), (580, 47296), (640, 42862), (739, 37120), (928, 29560), (1160, 23648), (1280, 21431), (1478, 18560), (1856, 14780), (2320, 11824), (2956, 9280), (3695, 7424), (3712, 7390), (4640, 5912)]