87756284

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4013}}^1$

素因数の和:4106

約数の個数: 48

約数和(自身を含む): 194213376

約数和(自身を除く): 106457092

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1988, 3124, 4013, 5467, 8026, 10934, 16052, 21868, 28091, 44143, 56182, 88286, 112364, 176572, 284923, 309001, 569846, 618002, 1139692, 1236004, 1994461, 3134153, 3988922, 6268306, 7977844, 12536612, 21939071, 43878142, 87756284]

約数ペア:

[(1, 87756284), (2, 43878142), (4, 21939071), (7, 12536612), (11, 7977844), (14, 6268306), (22, 3988922), (28, 3134153), (44, 1994461), (71, 1236004), (77, 1139692), (142, 618002), (154, 569846), (284, 309001), (308, 284923), (497, 176572), (781, 112364), (994, 88286), (1562, 56182), (1988, 44143), (3124, 28091), (4013, 21868), (5467, 16052), (8026, 10934)]