171519020

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{577}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 367053120

約数和(自身を除く): 195534100

約数列:

[1, 2, 4, 5, 10, 20, 89, 167, 178, 334, 356, 445, 577, 668, 835, 890, 1154, 1670, 1780, 2308, 2885, 3340, 5770, 11540, 14863, 29726, 51353, 59452, 74315, 96359, 102706, 148630, 192718, 205412, 256765, 297260, 385436, 481795, 513530, 963590, 1027060, 1927180, 8575951, 17151902, 34303804, 42879755, 85759510, 171519020]

約数ペア:

[(1, 171519020), (2, 85759510), (4, 42879755), (5, 34303804), (10, 17151902), (20, 8575951), (89, 1927180), (167, 1027060), (178, 963590), (334, 513530), (356, 481795), (445, 385436), (577, 297260), (668, 256765), (835, 205412), (890, 192718), (1154, 148630), (1670, 102706), (1780, 96359), (2308, 74315), (2885, 59452), (3340, 51353), (5770, 29726), (11540, 14863)]