353199520

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{27943}}^1$

素因数の和:28037

約数の個数: 48

約数和(自身を含む): 845026560

約数和(自身を除く): 491827040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 6320, 12640, 27943, 55886, 111772, 139715, 223544, 279430, 447088, 558860, 894176, 1117720, 2207497, 2235440, 4414994, 4470880, 8829988, 11037485, 17659976, 22074970, 35319952, 44149940, 70639904, 88299880, 176599760, 353199520]

約数ペア:

[(1, 353199520), (2, 176599760), (4, 88299880), (5, 70639904), (8, 44149940), (10, 35319952), (16, 22074970), (20, 17659976), (32, 11037485), (40, 8829988), (79, 4470880), (80, 4414994), (158, 2235440), (160, 2207497), (316, 1117720), (395, 894176), (632, 558860), (790, 447088), (1264, 279430), (1580, 223544), (2528, 139715), (3160, 111772), (6320, 55886), (12640, 27943)]