78840118

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1279}}^1$

素因数の和:1349

約数の個数: 48

約数和(自身を含む): 149713920

約数和(自身を除く): 70873802

約数列:

[1, 2, 7, 14, 17, 34, 37, 49, 74, 98, 119, 238, 259, 518, 629, 833, 1258, 1279, 1666, 1813, 2558, 3626, 4403, 8806, 8953, 17906, 21743, 30821, 43486, 47323, 61642, 62671, 94646, 125342, 152201, 304402, 331261, 662522, 804491, 1065407, 1608982, 2130814, 2318827, 4637654, 5631437, 11262874, 39420059, 78840118]

約数ペア:

[(1, 78840118), (2, 39420059), (7, 11262874), (14, 5631437), (17, 4637654), (34, 2318827), (37, 2130814), (49, 1608982), (74, 1065407), (98, 804491), (119, 662522), (238, 331261), (259, 304402), (518, 152201), (629, 125342), (833, 94646), (1258, 62671), (1279, 61642), (1666, 47323), (1813, 43486), (2558, 30821), (3626, 21743), (4403, 17906), (8806, 8953)]