201437128

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 406581120

約数和(自身を除く): 205143992

約数列:

[1, 2, 4, 8, 23, 46, 61, 92, 122, 131, 137, 184, 244, 262, 274, 488, 524, 548, 1048, 1096, 1403, 2806, 3013, 3151, 5612, 6026, 6302, 7991, 8357, 11224, 12052, 12604, 15982, 16714, 17947, 24104, 25208, 31964, 33428, 35894, 63928, 66856, 71788, 143576, 183793, 192211, 367586, 384422, 412781, 735172, 768844, 825562, 1094767, 1470344, 1537688, 1651124, 2189534, 3302248, 4379068, 8758136, 25179641, 50359282, 100718564, 201437128]

約数ペア:

[(1, 201437128), (2, 100718564), (4, 50359282), (8, 25179641), (23, 8758136), (46, 4379068), (61, 3302248), (92, 2189534), (122, 1651124), (131, 1537688), (137, 1470344), (184, 1094767), (244, 825562), (262, 768844), (274, 735172), (488, 412781), (524, 384422), (548, 367586), (1048, 192211), (1096, 183793), (1403, 143576), (2806, 71788), (3013, 66856), (3151, 63928), (5612, 35894), (6026, 33428), (6302, 31964), (7991, 25208), (8357, 24104), (11224, 17947), (12052, 16714), (12604, 15982)]