99729040

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:656

約数の個数: 80

約数和(自身を含む): 242180928

約数和(自身を除く): 142451888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 53, 80, 86, 106, 172, 212, 215, 265, 344, 424, 430, 530, 547, 688, 848, 860, 1060, 1094, 1720, 2120, 2188, 2279, 2735, 3440, 4240, 4376, 4558, 5470, 8752, 9116, 10940, 11395, 18232, 21880, 22790, 23521, 28991, 36464, 43760, 45580, 47042, 57982, 91160, 94084, 115964, 117605, 144955, 182320, 188168, 231928, 235210, 289910, 376336, 463856, 470420, 579820, 940840, 1159640, 1246613, 1881680, 2319280, 2493226, 4986452, 6233065, 9972904, 12466130, 19945808, 24932260, 49864520, 99729040]

約数ペア:

[(1, 99729040), (2, 49864520), (4, 24932260), (5, 19945808), (8, 12466130), (10, 9972904), (16, 6233065), (20, 4986452), (40, 2493226), (43, 2319280), (53, 1881680), (80, 1246613), (86, 1159640), (106, 940840), (172, 579820), (212, 470420), (215, 463856), (265, 376336), (344, 289910), (424, 235210), (430, 231928), (530, 188168), (547, 182320), (688, 144955), (848, 117605), (860, 115964), (1060, 94084), (1094, 91160), (1720, 57982), (2120, 47042), (2188, 45580), (2279, 43760), (2735, 36464), (3440, 28991), (4240, 23521), (4376, 22790), (4558, 21880), (5470, 18232), (8752, 11395), (9116, 10940)]