68431388

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 130233600

約数和(自身を除く): 61802212

約数列:

[1, 2, 4, 19, 38, 67, 76, 89, 134, 151, 178, 268, 302, 356, 604, 1273, 1691, 2546, 2869, 3382, 5092, 5738, 5963, 6764, 10117, 11476, 11926, 13439, 20234, 23852, 26878, 40468, 53756, 113297, 192223, 226594, 255341, 384446, 453188, 510682, 768892, 900413, 1021364, 1800826, 3601652, 17107847, 34215694, 68431388]

約数ペア:

[(1, 68431388), (2, 34215694), (4, 17107847), (19, 3601652), (38, 1800826), (67, 1021364), (76, 900413), (89, 768892), (134, 510682), (151, 453188), (178, 384446), (268, 255341), (302, 226594), (356, 192223), (604, 113297), (1273, 53756), (1691, 40468), (2546, 26878), (2869, 23852), (3382, 20234), (5092, 13439), (5738, 11926), (5963, 11476), (6764, 10117)]