80204285

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2549}}^1$

素因数の和:2621

約数の個数: 32

約数和(自身を含む): 117504000

約数和(自身を除く): 37299715

約数列:

[1, 5, 7, 29, 31, 35, 145, 155, 203, 217, 899, 1015, 1085, 2549, 4495, 6293, 12745, 17843, 31465, 73921, 79019, 89215, 369605, 395095, 517447, 553133, 2291551, 2587235, 2765665, 11457755, 16040857, 80204285]

約数ペア:

[(1, 80204285), (5, 16040857), (7, 11457755), (29, 2765665), (31, 2587235), (35, 2291551), (145, 553133), (155, 517447), (203, 395095), (217, 369605), (899, 89215), (1015, 79019), (1085, 73921), (2549, 31465), (4495, 17843), (6293, 12745)]