64900732

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 134453760

約数和(自身を除く): 69553028

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 163, 169, 247, 326, 338, 403, 494, 589, 652, 676, 806, 988, 1178, 1612, 2119, 2356, 3097, 3211, 4238, 5053, 5239, 6194, 6422, 7657, 8476, 10106, 10478, 12388, 12844, 15314, 20212, 20956, 27547, 30628, 40261, 55094, 65689, 80522, 96007, 99541, 110188, 131378, 161044, 192014, 199082, 262756, 384028, 398164, 523393, 853957, 1046786, 1248091, 1707914, 2093572, 2496182, 3415828, 4992364, 16225183, 32450366, 64900732]

約数ペア:

[(1, 64900732), (2, 32450366), (4, 16225183), (13, 4992364), (19, 3415828), (26, 2496182), (31, 2093572), (38, 1707914), (52, 1248091), (62, 1046786), (76, 853957), (124, 523393), (163, 398164), (169, 384028), (247, 262756), (326, 199082), (338, 192014), (403, 161044), (494, 131378), (589, 110188), (652, 99541), (676, 96007), (806, 80522), (988, 65689), (1178, 55094), (1612, 40261), (2119, 30628), (2356, 27547), (3097, 20956), (3211, 20212), (4238, 15314), (5053, 12844), (5239, 12388), (6194, 10478), (6422, 10106), (7657, 8476)]