51985444

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 113507520

約数和(自身を除く): 61522076

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 139, 148, 259, 266, 278, 361, 518, 532, 556, 703, 722, 973, 1036, 1406, 1444, 1946, 2527, 2641, 2812, 3892, 4921, 5054, 5143, 5282, 9842, 10108, 10286, 10564, 13357, 18487, 19684, 20572, 26714, 36001, 36974, 50179, 53428, 72002, 73948, 93499, 97717, 100358, 144004, 186998, 195434, 200716, 351253, 373996, 390868, 684019, 702506, 1368038, 1405012, 1856623, 2736076, 3713246, 7426492, 12996361, 25992722, 51985444]

約数ペア:

[(1, 51985444), (2, 25992722), (4, 12996361), (7, 7426492), (14, 3713246), (19, 2736076), (28, 1856623), (37, 1405012), (38, 1368038), (74, 702506), (76, 684019), (133, 390868), (139, 373996), (148, 351253), (259, 200716), (266, 195434), (278, 186998), (361, 144004), (518, 100358), (532, 97717), (556, 93499), (703, 73948), (722, 72002), (973, 53428), (1036, 50179), (1406, 36974), (1444, 36001), (1946, 26714), (2527, 20572), (2641, 19684), (2812, 18487), (3892, 13357), (4921, 10564), (5054, 10286), (5143, 10108), (5282, 9842)]