74017280

素因数分解:

$2^9\times 5^1\times {\mathrm{29}}^1\times {\mathrm{997}}^1$

素因数の和:1049

約数の個数: 80

約数和(自身を含む): 183771720

約数和(自身を除く): 109754440

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, 512, 580, 640, 928, 997, 1160, 1280, 1856, 1994, 2320, 2560, 3712, 3988, 4640, 4985, 7424, 7976, 9280, 9970, 14848, 15952, 18560, 19940, 28913, 31904, 37120, 39880, 57826, 63808, 74240, 79760, 115652, 127616, 144565, 159520, 231304, 255232, 289130, 319040, 462608, 510464, 578260, 638080, 925216, 1156520, 1276160, 1850432, 2313040, 2552320, 3700864, 4626080, 7401728, 9252160, 14803456, 18504320, 37008640, 74017280]

約数ペア:

[(1, 74017280), (2, 37008640), (4, 18504320), (5, 14803456), (8, 9252160), (10, 7401728), (16, 4626080), (20, 3700864), (29, 2552320), (32, 2313040), (40, 1850432), (58, 1276160), (64, 1156520), (80, 925216), (116, 638080), (128, 578260), (145, 510464), (160, 462608), (232, 319040), (256, 289130), (290, 255232), (320, 231304), (464, 159520), (512, 144565), (580, 127616), (640, 115652), (928, 79760), (997, 74240), (1160, 63808), (1280, 57826), (1856, 39880), (1994, 37120), (2320, 31904), (2560, 28913), (3712, 19940), (3988, 18560), (4640, 15952), (4985, 14848), (7424, 9970), (7976, 9280)]