51509196

素因数分解:

$2^2\times 3^5\times {\mathrm{197}}^1\times {\mathrm{269}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 136216080

約数和(自身を除く): 84706884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 197, 243, 269, 324, 394, 486, 538, 591, 788, 807, 972, 1076, 1182, 1614, 1773, 2364, 2421, 3228, 3546, 4842, 5319, 7092, 7263, 9684, 10638, 14526, 15957, 21276, 21789, 29052, 31914, 43578, 47871, 52993, 63828, 65367, 87156, 95742, 105986, 130734, 158979, 191484, 211972, 261468, 317958, 476937, 635916, 953874, 1430811, 1907748, 2861622, 4292433, 5723244, 8584866, 12877299, 17169732, 25754598, 51509196]

約数ペア:

[(1, 51509196), (2, 25754598), (3, 17169732), (4, 12877299), (6, 8584866), (9, 5723244), (12, 4292433), (18, 2861622), (27, 1907748), (36, 1430811), (54, 953874), (81, 635916), (108, 476937), (162, 317958), (197, 261468), (243, 211972), (269, 191484), (324, 158979), (394, 130734), (486, 105986), (538, 95742), (591, 87156), (788, 65367), (807, 63828), (972, 52993), (1076, 47871), (1182, 43578), (1614, 31914), (1773, 29052), (2364, 21789), (2421, 21276), (3228, 15957), (3546, 14526), (4842, 10638), (5319, 9684), (7092, 7263)]