80374700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:424

約数の個数: 108

約数和(自身を含む): 207799200

約数和(自身を除く): 127424500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 47, 49, 50, 70, 94, 98, 100, 140, 175, 188, 196, 235, 245, 329, 349, 350, 470, 490, 658, 698, 700, 940, 980, 1175, 1225, 1316, 1396, 1645, 1745, 2303, 2350, 2443, 2450, 3290, 3490, 4606, 4700, 4886, 4900, 6580, 6980, 8225, 8725, 9212, 9772, 11515, 12215, 16403, 16450, 17101, 17450, 23030, 24430, 32806, 32900, 34202, 34900, 46060, 48860, 57575, 61075, 65612, 68404, 82015, 85505, 114821, 115150, 122150, 164030, 171010, 229642, 230300, 244300, 328060, 342020, 410075, 427525, 459284, 574105, 803747, 820150, 855050, 1148210, 1607494, 1640300, 1710100, 2296420, 2870525, 3214988, 4018735, 5741050, 8037470, 11482100, 16074940, 20093675, 40187350, 80374700]

約数ペア:

[(1, 80374700), (2, 40187350), (4, 20093675), (5, 16074940), (7, 11482100), (10, 8037470), (14, 5741050), (20, 4018735), (25, 3214988), (28, 2870525), (35, 2296420), (47, 1710100), (49, 1640300), (50, 1607494), (70, 1148210), (94, 855050), (98, 820150), (100, 803747), (140, 574105), (175, 459284), (188, 427525), (196, 410075), (235, 342020), (245, 328060), (329, 244300), (349, 230300), (350, 229642), (470, 171010), (490, 164030), (658, 122150), (698, 115150), (700, 114821), (940, 85505), (980, 82015), (1175, 68404), (1225, 65612), (1316, 61075), (1396, 57575), (1645, 48860), (1745, 46060), (2303, 34900), (2350, 34202), (2443, 32900), (2450, 32806), (3290, 24430), (3490, 23030), (4606, 17450), (4700, 17101), (4886, 16450), (4900, 16403), (6580, 12215), (6980, 11515), (8225, 9772), (8725, 9212)]