311880797860

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{541}}^1\times {\mathrm{87083}}^1$

素因数の和:87964

約数の個数: 48

約数和(自身を含む): 658150218432

約数和(自身を除く): 346269420572

約数列:

[1, 2, 4, 5, 10, 20, 331, 541, 662, 1082, 1324, 1655, 2164, 2705, 3310, 5410, 6620, 10820, 87083, 174166, 179071, 348332, 358142, 435415, 716284, 870830, 895355, 1741660, 1790710, 3581420, 28824473, 47111903, 57648946, 94223806, 115297892, 144122365, 188447612, 235559515, 288244730, 471119030, 576489460, 942238060, 15594039893, 31188079786, 62376159572, 77970199465, 155940398930, 311880797860]

約数ペア:

[(1, 311880797860), (2, 155940398930), (4, 77970199465), (5, 62376159572), (10, 31188079786), (20, 15594039893), (331, 942238060), (541, 576489460), (662, 471119030), (1082, 288244730), (1324, 235559515), (1655, 188447612), (2164, 144122365), (2705, 115297892), (3310, 94223806), (5410, 57648946), (6620, 47111903), (10820, 28824473), (87083, 3581420), (174166, 1790710), (179071, 1741660), (348332, 895355), (358142, 870830), (435415, 716284)]