25793404

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 57915648

約数和(自身を除く): 32122244

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 53, 91, 98, 106, 182, 191, 196, 212, 364, 371, 382, 637, 689, 742, 764, 1274, 1337, 1378, 1484, 2483, 2548, 2597, 2674, 2756, 4823, 4966, 5194, 5348, 9359, 9646, 9932, 10123, 10388, 17381, 18718, 19292, 20246, 33761, 34762, 37436, 40492, 67522, 69524, 70861, 121667, 131599, 135044, 141722, 243334, 263198, 283444, 486668, 496027, 526396, 921193, 992054, 1842386, 1984108, 3684772, 6448351, 12896702, 25793404]

約数ペア:

[(1, 25793404), (2, 12896702), (4, 6448351), (7, 3684772), (13, 1984108), (14, 1842386), (26, 992054), (28, 921193), (49, 526396), (52, 496027), (53, 486668), (91, 283444), (98, 263198), (106, 243334), (182, 141722), (191, 135044), (196, 131599), (212, 121667), (364, 70861), (371, 69524), (382, 67522), (637, 40492), (689, 37436), (742, 34762), (764, 33761), (1274, 20246), (1337, 19292), (1378, 18718), (1484, 17381), (2483, 10388), (2548, 10123), (2597, 9932), (2674, 9646), (2756, 9359), (4823, 5348), (4966, 5194)]