85961540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{6899}}^1$

素因数の和:7004

約数の個数: 48

約数和(自身を含む): 208656000

約数和(自身を除く): 122694460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6230, 6899, 12460, 13798, 27596, 34495, 48293, 68990, 96586, 137980, 193172, 241465, 482930, 614011, 965860, 1228022, 2456044, 3070055, 4298077, 6140110, 8596154, 12280220, 17192308, 21490385, 42980770, 85961540]

約数ペア:

[(1, 85961540), (2, 42980770), (4, 21490385), (5, 17192308), (7, 12280220), (10, 8596154), (14, 6140110), (20, 4298077), (28, 3070055), (35, 2456044), (70, 1228022), (89, 965860), (140, 614011), (178, 482930), (356, 241465), (445, 193172), (623, 137980), (890, 96586), (1246, 68990), (1780, 48293), (2492, 34495), (3115, 27596), (6230, 13798), (6899, 12460)]