160978520

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{13109}}^1$

素因数の和:13427

約数の個数: 32

約数和(自身を含む): 363409200

約数和(自身を除く): 202430680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 12280, 13109, 26218, 52436, 65545, 104872, 131090, 262180, 524360, 4024463, 8048926, 16097852, 20122315, 32195704, 40244630, 80489260, 160978520]

約数ペア:

[(1, 160978520), (2, 80489260), (4, 40244630), (5, 32195704), (8, 20122315), (10, 16097852), (20, 8048926), (40, 4024463), (307, 524360), (614, 262180), (1228, 131090), (1535, 104872), (2456, 65545), (3070, 52436), (6140, 26218), (12280, 13109)]