81100944

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1$

素因数の和:605

約数の個数: 120

約数和(自身を含む): 242341632

約数和(自身を除く): 161240688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 47, 48, 69, 72, 92, 94, 138, 141, 144, 184, 188, 207, 276, 282, 368, 376, 414, 423, 521, 552, 564, 752, 828, 846, 1042, 1081, 1104, 1128, 1563, 1656, 1692, 2084, 2162, 2256, 3126, 3243, 3312, 3384, 4168, 4324, 4689, 6252, 6486, 6768, 8336, 8648, 9378, 9729, 11983, 12504, 12972, 17296, 18756, 19458, 23966, 24487, 25008, 25944, 35949, 37512, 38916, 47932, 48974, 51888, 71898, 73461, 75024, 77832, 95864, 97948, 107847, 143796, 146922, 155664, 191728, 195896, 215694, 220383, 287592, 293844, 391792, 431388, 440766, 563201, 575184, 587688, 862776, 881532, 1126402, 1175376, 1689603, 1725552, 1763064, 2252804, 3379206, 3526128, 4505608, 5068809, 6758412, 9011216, 10137618, 13516824, 20275236, 27033648, 40550472, 81100944]

約数ペア:

[(1, 81100944), (2, 40550472), (3, 27033648), (4, 20275236), (6, 13516824), (8, 10137618), (9, 9011216), (12, 6758412), (16, 5068809), (18, 4505608), (23, 3526128), (24, 3379206), (36, 2252804), (46, 1763064), (47, 1725552), (48, 1689603), (69, 1175376), (72, 1126402), (92, 881532), (94, 862776), (138, 587688), (141, 575184), (144, 563201), (184, 440766), (188, 431388), (207, 391792), (276, 293844), (282, 287592), (368, 220383), (376, 215694), (414, 195896), (423, 191728), (521, 155664), (552, 146922), (564, 143796), (752, 107847), (828, 97948), (846, 95864), (1042, 77832), (1081, 75024), (1104, 73461), (1128, 71898), (1563, 51888), (1656, 48974), (1692, 47932), (2084, 38916), (2162, 37512), (2256, 35949), (3126, 25944), (3243, 25008), (3312, 24487), (3384, 23966), (4168, 19458), (4324, 18756), (4689, 17296), (6252, 12972), (6486, 12504), (6768, 11983), (8336, 9729), (8648, 9378)]