28205123008

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1\times {\mathrm{787}}^1$

素因数の和:1170

約数の個数: 112

約数和(自身を含む): 59315445504

約数和(自身を除く): 31110322496

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 97, 184, 194, 251, 368, 388, 502, 736, 776, 787, 1004, 1472, 1552, 1574, 2008, 2231, 3104, 3148, 4016, 4462, 5773, 6208, 6296, 8032, 8924, 11546, 12592, 16064, 17848, 18101, 23092, 24347, 25184, 35696, 36202, 46184, 48694, 50368, 71392, 72404, 76339, 92368, 97388, 142784, 144808, 152678, 184736, 194776, 197537, 289616, 305356, 369472, 389552, 395074, 559981, 579232, 610712, 779104, 790148, 1119962, 1158464, 1221424, 1558208, 1580296, 1755797, 2239924, 2442848, 3160592, 3511594, 4479848, 4543351, 4885696, 6321184, 7023188, 8959696, 9086702, 12642368, 14046376, 17919392, 18173404, 19161089, 28092752, 35838784, 36346808, 38322178, 56185504, 72693616, 76644356, 112371008, 145387232, 153288712, 290774464, 306577424, 440705047, 613154848, 881410094, 1226309696, 1762820188, 3525640376, 7051280752, 14102561504, 28205123008]

約数ペア:

[(1, 28205123008), (2, 14102561504), (4, 7051280752), (8, 3525640376), (16, 1762820188), (23, 1226309696), (32, 881410094), (46, 613154848), (64, 440705047), (92, 306577424), (97, 290774464), (184, 153288712), (194, 145387232), (251, 112371008), (368, 76644356), (388, 72693616), (502, 56185504), (736, 38322178), (776, 36346808), (787, 35838784), (1004, 28092752), (1472, 19161089), (1552, 18173404), (1574, 17919392), (2008, 14046376), (2231, 12642368), (3104, 9086702), (3148, 8959696), (4016, 7023188), (4462, 6321184), (5773, 4885696), (6208, 4543351), (6296, 4479848), (8032, 3511594), (8924, 3160592), (11546, 2442848), (12592, 2239924), (16064, 1755797), (17848, 1580296), (18101, 1558208), (23092, 1221424), (24347, 1158464), (25184, 1119962), (35696, 790148), (36202, 779104), (46184, 610712), (48694, 579232), (50368, 559981), (71392, 395074), (72404, 389552), (76339, 369472), (92368, 305356), (97388, 289616), (142784, 197537), (144808, 194776), (152678, 184736)]