31611136

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 68106080

約数和(自身を除く): 36494944

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 67, 76, 97, 128, 134, 152, 194, 256, 268, 304, 388, 536, 608, 776, 1072, 1216, 1273, 1552, 1843, 2144, 2432, 2546, 3104, 3686, 4288, 4864, 5092, 6208, 6499, 7372, 8576, 10184, 12416, 12998, 14744, 17152, 20368, 24832, 25996, 29488, 40736, 51992, 58976, 81472, 103984, 117952, 123481, 162944, 207968, 235904, 246962, 325888, 415936, 471808, 493924, 831872, 987848, 1663744, 1975696, 3951392, 7902784, 15805568, 31611136]

約数ペア:

[(1, 31611136), (2, 15805568), (4, 7902784), (8, 3951392), (16, 1975696), (19, 1663744), (32, 987848), (38, 831872), (64, 493924), (67, 471808), (76, 415936), (97, 325888), (128, 246962), (134, 235904), (152, 207968), (194, 162944), (256, 123481), (268, 117952), (304, 103984), (388, 81472), (536, 58976), (608, 51992), (776, 40736), (1072, 29488), (1216, 25996), (1273, 24832), (1552, 20368), (1843, 17152), (2144, 14744), (2432, 12998), (2546, 12416), (3104, 10184), (3686, 8576), (4288, 7372), (4864, 6499), (5092, 6208)]