1649705808

素因数分解:

$2^4\times 3^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1\times {\mathrm{991}}^1$

素因数の和:1520

約数の個数: 80

約数和(自身を含む): 4329881600

約数和(自身を除く): 2680175792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 79, 158, 237, 316, 439, 474, 632, 878, 948, 991, 1264, 1317, 1756, 1896, 1982, 2634, 2973, 3512, 3792, 3964, 5268, 5946, 7024, 7928, 10536, 11892, 15856, 21072, 23784, 34681, 47568, 69362, 78289, 104043, 138724, 156578, 208086, 234867, 277448, 313156, 416172, 435049, 469734, 554896, 626312, 832344, 870098, 939468, 1252624, 1305147, 1664688, 1740196, 1878936, 2610294, 3480392, 3757872, 5220588, 6960784, 10441176, 20882352, 34368871, 68737742, 103106613, 137475484, 206213226, 274950968, 412426452, 549901936, 824852904, 1649705808]

約数ペア:

[(1, 1649705808), (2, 824852904), (3, 549901936), (4, 412426452), (6, 274950968), (8, 206213226), (12, 137475484), (16, 103106613), (24, 68737742), (48, 34368871), (79, 20882352), (158, 10441176), (237, 6960784), (316, 5220588), (439, 3757872), (474, 3480392), (632, 2610294), (878, 1878936), (948, 1740196), (991, 1664688), (1264, 1305147), (1317, 1252624), (1756, 939468), (1896, 870098), (1982, 832344), (2634, 626312), (2973, 554896), (3512, 469734), (3792, 435049), (3964, 416172), (5268, 313156), (5946, 277448), (7024, 234867), (7928, 208086), (10536, 156578), (11892, 138724), (15856, 104043), (21072, 78289), (23784, 69362), (34681, 47568)]