152711840

素因数分解:

$2^5\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1489}}^1$

素因数の和:2145

約数の個数: 48

約数和(自身を含む): 361587240

約数和(自身を除く): 208875400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 641, 1282, 1489, 2564, 2978, 3205, 5128, 5956, 6410, 7445, 10256, 11912, 12820, 14890, 20512, 23824, 25640, 29780, 47648, 51280, 59560, 102560, 119120, 238240, 954449, 1908898, 3817796, 4772245, 7635592, 9544490, 15271184, 19088980, 30542368, 38177960, 76355920, 152711840]

約数ペア:

[(1, 152711840), (2, 76355920), (4, 38177960), (5, 30542368), (8, 19088980), (10, 15271184), (16, 9544490), (20, 7635592), (32, 4772245), (40, 3817796), (80, 1908898), (160, 954449), (641, 238240), (1282, 119120), (1489, 102560), (2564, 59560), (2978, 51280), (3205, 47648), (5128, 29780), (5956, 25640), (6410, 23824), (7445, 20512), (10256, 14890), (11912, 12820)]