83734420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4943}}^1$

素因数の和:4981

約数の個数: 72

約数和(自身を含む): 220937472

約数和(自身を除く): 137203052

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 4943, 8470, 9886, 16940, 19772, 24715, 34601, 49430, 54373, 69202, 98860, 108746, 138404, 173005, 217492, 271865, 346010, 380611, 543730, 598103, 692020, 761222, 1087460, 1196206, 1522444, 1903055, 2392412, 2990515, 3806110, 4186721, 5981030, 7612220, 8373442, 11962060, 16746884, 20933605, 41867210, 83734420]

約数ペア:

[(1, 83734420), (2, 41867210), (4, 20933605), (5, 16746884), (7, 11962060), (10, 8373442), (11, 7612220), (14, 5981030), (20, 4186721), (22, 3806110), (28, 2990515), (35, 2392412), (44, 1903055), (55, 1522444), (70, 1196206), (77, 1087460), (110, 761222), (121, 692020), (140, 598103), (154, 543730), (220, 380611), (242, 346010), (308, 271865), (385, 217492), (484, 173005), (605, 138404), (770, 108746), (847, 98860), (1210, 69202), (1540, 54373), (1694, 49430), (2420, 34601), (3388, 24715), (4235, 19772), (4943, 16940), (8470, 9886)]