25991316

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 77459200

約数和(自身を除く): 51467884

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 37, 38, 39, 52, 57, 74, 76, 78, 79, 111, 114, 117, 148, 156, 158, 171, 222, 228, 234, 237, 247, 316, 333, 342, 444, 468, 474, 481, 494, 666, 684, 703, 711, 741, 948, 962, 988, 1027, 1332, 1406, 1422, 1443, 1482, 1501, 1924, 2054, 2109, 2223, 2812, 2844, 2886, 2923, 2964, 3002, 3081, 4108, 4218, 4329, 4446, 4503, 5772, 5846, 6004, 6162, 6327, 8436, 8658, 8769, 8892, 9006, 9139, 9243, 11692, 12324, 12654, 13509, 17316, 17538, 18012, 18278, 18486, 19513, 25308, 26307, 27018, 27417, 35076, 36556, 36972, 37999, 39026, 52614, 54036, 54834, 55537, 58539, 75998, 78052, 82251, 105228, 109668, 111074, 113997, 117078, 151996, 164502, 166611, 175617, 222148, 227994, 234156, 329004, 333222, 341991, 351234, 455988, 499833, 666444, 683982, 702468, 721981, 999666, 1367964, 1443962, 1999332, 2165943, 2887924, 4331886, 6497829, 8663772, 12995658, 25991316]

約数ペア:

[(1, 25991316), (2, 12995658), (3, 8663772), (4, 6497829), (6, 4331886), (9, 2887924), (12, 2165943), (13, 1999332), (18, 1443962), (19, 1367964), (26, 999666), (36, 721981), (37, 702468), (38, 683982), (39, 666444), (52, 499833), (57, 455988), (74, 351234), (76, 341991), (78, 333222), (79, 329004), (111, 234156), (114, 227994), (117, 222148), (148, 175617), (156, 166611), (158, 164502), (171, 151996), (222, 117078), (228, 113997), (234, 111074), (237, 109668), (247, 105228), (316, 82251), (333, 78052), (342, 75998), (444, 58539), (468, 55537), (474, 54834), (481, 54036), (494, 52614), (666, 39026), (684, 37999), (703, 36972), (711, 36556), (741, 35076), (948, 27417), (962, 27018), (988, 26307), (1027, 25308), (1332, 19513), (1406, 18486), (1422, 18278), (1443, 18012), (1482, 17538), (1501, 17316), (1924, 13509), (2054, 12654), (2109, 12324), (2223, 11692), (2812, 9243), (2844, 9139), (2886, 9006), (2923, 8892), (2964, 8769), (3002, 8658), (3081, 8436), (4108, 6327), (4218, 6162), (4329, 6004), (4446, 5846), (4503, 5772)]