80275120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32369}}^1$

素因数の和:32413

約数の個数: 40

約数和(自身を含む): 192666240

約数和(自身を除く): 112391120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 32369, 64738, 129476, 161845, 258952, 323690, 517904, 647380, 1003439, 1294760, 2006878, 2589520, 4013756, 5017195, 8027512, 10034390, 16055024, 20068780, 40137560, 80275120]

約数ペア:

[(1, 80275120), (2, 40137560), (4, 20068780), (5, 16055024), (8, 10034390), (10, 8027512), (16, 5017195), (20, 4013756), (31, 2589520), (40, 2006878), (62, 1294760), (80, 1003439), (124, 647380), (155, 517904), (248, 323690), (310, 258952), (496, 161845), (620, 129476), (1240, 64738), (2480, 32369)]