81323410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1847}}^1$

素因数の和:1915

約数の個数: 64

約数和(自身を含む): 182020608

約数和(自身を除く): 100697198

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 37, 70, 74, 85, 119, 170, 185, 238, 259, 370, 518, 595, 629, 1190, 1258, 1295, 1847, 2590, 3145, 3694, 4403, 6290, 8806, 9235, 12929, 18470, 22015, 25858, 31399, 44030, 62798, 64645, 68339, 129290, 136678, 156995, 219793, 313990, 341695, 439586, 478373, 683390, 956746, 1098965, 1161763, 2197930, 2323526, 2391865, 4783730, 5808815, 8132341, 11617630, 16264682, 40661705, 81323410]

約数ペア:

[(1, 81323410), (2, 40661705), (5, 16264682), (7, 11617630), (10, 8132341), (14, 5808815), (17, 4783730), (34, 2391865), (35, 2323526), (37, 2197930), (70, 1161763), (74, 1098965), (85, 956746), (119, 683390), (170, 478373), (185, 439586), (238, 341695), (259, 313990), (370, 219793), (518, 156995), (595, 136678), (629, 129290), (1190, 68339), (1258, 64645), (1295, 62798), (1847, 44030), (2590, 31399), (3145, 25858), (3694, 22015), (4403, 18470), (6290, 12929), (8806, 9235)]