80758600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:467

約数の個数: 96

約数和(自身を含む): 205065000

約数和(自身を除く): 124306400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 89, 100, 104, 130, 178, 200, 260, 325, 349, 356, 445, 520, 650, 698, 712, 890, 1157, 1300, 1396, 1745, 1780, 2225, 2314, 2600, 2792, 3490, 3560, 4450, 4537, 4628, 5785, 6980, 8725, 8900, 9074, 9256, 11570, 13960, 17450, 17800, 18148, 22685, 23140, 28925, 31061, 34900, 36296, 45370, 46280, 57850, 62122, 69800, 90740, 113425, 115700, 124244, 155305, 181480, 226850, 231400, 248488, 310610, 403793, 453700, 621220, 776525, 807586, 907400, 1242440, 1553050, 1615172, 2018965, 3106100, 3230344, 4037930, 6212200, 8075860, 10094825, 16151720, 20189650, 40379300, 80758600]

約数ペア:

[(1, 80758600), (2, 40379300), (4, 20189650), (5, 16151720), (8, 10094825), (10, 8075860), (13, 6212200), (20, 4037930), (25, 3230344), (26, 3106100), (40, 2018965), (50, 1615172), (52, 1553050), (65, 1242440), (89, 907400), (100, 807586), (104, 776525), (130, 621220), (178, 453700), (200, 403793), (260, 310610), (325, 248488), (349, 231400), (356, 226850), (445, 181480), (520, 155305), (650, 124244), (698, 115700), (712, 113425), (890, 90740), (1157, 69800), (1300, 62122), (1396, 57850), (1745, 46280), (1780, 45370), (2225, 36296), (2314, 34900), (2600, 31061), (2792, 28925), (3490, 23140), (3560, 22685), (4450, 18148), (4537, 17800), (4628, 17450), (5785, 13960), (6980, 11570), (8725, 9256), (8900, 9074)]