81743064

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 231483840

約数和(自身を除く): 149740776

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 73, 74, 78, 97, 104, 111, 146, 148, 156, 194, 219, 222, 291, 292, 296, 312, 388, 438, 444, 481, 582, 584, 776, 876, 888, 949, 962, 1164, 1261, 1443, 1752, 1898, 1924, 2328, 2522, 2701, 2847, 2886, 3589, 3783, 3796, 3848, 5044, 5402, 5694, 5772, 7081, 7178, 7566, 7592, 8103, 10088, 10767, 10804, 11388, 11544, 14162, 14356, 15132, 16206, 21243, 21534, 21608, 22776, 28324, 28712, 30264, 32412, 35113, 42486, 43068, 46657, 56648, 64824, 70226, 84972, 86136, 92053, 93314, 105339, 139971, 140452, 169944, 184106, 186628, 210678, 261997, 276159, 279942, 280904, 368212, 373256, 421356, 523994, 552318, 559884, 736424, 785991, 842712, 1047988, 1104636, 1119768, 1571982, 2095976, 2209272, 3143964, 3405961, 6287928, 6811922, 10217883, 13623844, 20435766, 27247688, 40871532, 81743064]

約数ペア:

[(1, 81743064), (2, 40871532), (3, 27247688), (4, 20435766), (6, 13623844), (8, 10217883), (12, 6811922), (13, 6287928), (24, 3405961), (26, 3143964), (37, 2209272), (39, 2095976), (52, 1571982), (73, 1119768), (74, 1104636), (78, 1047988), (97, 842712), (104, 785991), (111, 736424), (146, 559884), (148, 552318), (156, 523994), (194, 421356), (219, 373256), (222, 368212), (291, 280904), (292, 279942), (296, 276159), (312, 261997), (388, 210678), (438, 186628), (444, 184106), (481, 169944), (582, 140452), (584, 139971), (776, 105339), (876, 93314), (888, 92053), (949, 86136), (962, 84972), (1164, 70226), (1261, 64824), (1443, 56648), (1752, 46657), (1898, 43068), (1924, 42486), (2328, 35113), (2522, 32412), (2701, 30264), (2847, 28712), (2886, 28324), (3589, 22776), (3783, 21608), (3796, 21534), (3848, 21243), (5044, 16206), (5402, 15132), (5694, 14356), (5772, 14162), (7081, 11544), (7178, 11388), (7566, 10804), (7592, 10767), (8103, 10088)]