89071780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1823}}^1$

素因数の和:2188

約数の個数: 48

約数和(自身を含む): 214502400

約数和(自身を除く): 125430620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 349, 698, 1396, 1745, 1823, 2443, 3490, 3646, 4886, 6980, 7292, 9115, 9772, 12215, 12761, 18230, 24430, 25522, 36460, 48860, 51044, 63805, 127610, 255220, 636227, 1272454, 2544908, 3181135, 4453589, 6362270, 8907178, 12724540, 17814356, 22267945, 44535890, 89071780]

約数ペア:

[(1, 89071780), (2, 44535890), (4, 22267945), (5, 17814356), (7, 12724540), (10, 8907178), (14, 6362270), (20, 4453589), (28, 3181135), (35, 2544908), (70, 1272454), (140, 636227), (349, 255220), (698, 127610), (1396, 63805), (1745, 51044), (1823, 48860), (2443, 36460), (3490, 25522), (3646, 24430), (4886, 18230), (6980, 12761), (7292, 12215), (9115, 9772)]