126801520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{577}}^1$

素因数の和:698

約数の個数: 80

約数和(自身を含む): 307042848

約数和(自身を除く): 180241328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 67, 80, 82, 134, 164, 205, 268, 328, 335, 410, 536, 577, 656, 670, 820, 1072, 1154, 1340, 1640, 2308, 2680, 2747, 2885, 3280, 4616, 5360, 5494, 5770, 9232, 10988, 11540, 13735, 21976, 23080, 23657, 27470, 38659, 43952, 46160, 47314, 54940, 77318, 94628, 109880, 118285, 154636, 189256, 193295, 219760, 236570, 309272, 378512, 386590, 473140, 618544, 773180, 946280, 1546360, 1585019, 1892560, 3092720, 3170038, 6340076, 7925095, 12680152, 15850190, 25360304, 31700380, 63400760, 126801520]

約数ペア:

[(1, 126801520), (2, 63400760), (4, 31700380), (5, 25360304), (8, 15850190), (10, 12680152), (16, 7925095), (20, 6340076), (40, 3170038), (41, 3092720), (67, 1892560), (80, 1585019), (82, 1546360), (134, 946280), (164, 773180), (205, 618544), (268, 473140), (328, 386590), (335, 378512), (410, 309272), (536, 236570), (577, 219760), (656, 193295), (670, 189256), (820, 154636), (1072, 118285), (1154, 109880), (1340, 94628), (1640, 77318), (2308, 54940), (2680, 47314), (2747, 46160), (2885, 43952), (3280, 38659), (4616, 27470), (5360, 23657), (5494, 23080), (5770, 21976), (9232, 13735), (10988, 11540)]