72127610

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 143700480

約数和(自身を除く): 71572870

約数列:

[1, 2, 5, 10, 19, 38, 41, 47, 82, 94, 95, 190, 197, 205, 235, 394, 410, 470, 779, 893, 985, 1558, 1786, 1927, 1970, 3743, 3854, 3895, 4465, 7486, 7790, 8077, 8930, 9259, 9635, 16154, 18518, 18715, 19270, 36613, 37430, 40385, 46295, 73226, 80770, 92590, 153463, 175921, 183065, 306926, 351842, 366130, 379619, 759238, 767315, 879605, 1534630, 1759210, 1898095, 3796190, 7212761, 14425522, 36063805, 72127610]

約数ペア:

[(1, 72127610), (2, 36063805), (5, 14425522), (10, 7212761), (19, 3796190), (38, 1898095), (41, 1759210), (47, 1534630), (82, 879605), (94, 767315), (95, 759238), (190, 379619), (197, 366130), (205, 351842), (235, 306926), (394, 183065), (410, 175921), (470, 153463), (779, 92590), (893, 80770), (985, 73226), (1558, 46295), (1786, 40385), (1927, 37430), (1970, 36613), (3743, 19270), (3854, 18715), (3895, 18518), (4465, 16154), (7486, 9635), (7790, 9259), (8077, 8930)]