25943528

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 54460800

約数和(自身を除く): 28517272

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 169, 248, 338, 403, 619, 676, 806, 1238, 1352, 1612, 2476, 3224, 4952, 5239, 8047, 10478, 16094, 19189, 20956, 32188, 38378, 41912, 64376, 76756, 104611, 153512, 209222, 249457, 418444, 498914, 836888, 997828, 1995656, 3242941, 6485882, 12971764, 25943528]

約数ペア:

[(1, 25943528), (2, 12971764), (4, 6485882), (8, 3242941), (13, 1995656), (26, 997828), (31, 836888), (52, 498914), (62, 418444), (104, 249457), (124, 209222), (169, 153512), (248, 104611), (338, 76756), (403, 64376), (619, 41912), (676, 38378), (806, 32188), (1238, 20956), (1352, 19189), (1612, 16094), (2476, 10478), (3224, 8047), (4952, 5239)]