285303256

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{397}}^1$

素因数の和:764

約数の個数: 64

約数和(自身を含む): 629858880

約数和(自身を除く): 344555624

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 313, 328, 397, 574, 626, 794, 1148, 1252, 1588, 2191, 2296, 2504, 2779, 3176, 4382, 5558, 8764, 11116, 12833, 16277, 17528, 22232, 25666, 32554, 51332, 65108, 89831, 102664, 113939, 124261, 130216, 179662, 227878, 248522, 359324, 455756, 497044, 718648, 869827, 911512, 994088, 1739654, 3479308, 5094701, 6958616, 10189402, 20378804, 35662907, 40757608, 71325814, 142651628, 285303256]

約数ペア:

[(1, 285303256), (2, 142651628), (4, 71325814), (7, 40757608), (8, 35662907), (14, 20378804), (28, 10189402), (41, 6958616), (56, 5094701), (82, 3479308), (164, 1739654), (287, 994088), (313, 911512), (328, 869827), (397, 718648), (574, 497044), (626, 455756), (794, 359324), (1148, 248522), (1252, 227878), (1588, 179662), (2191, 130216), (2296, 124261), (2504, 113939), (2779, 102664), (3176, 89831), (4382, 65108), (5558, 51332), (8764, 32554), (11116, 25666), (12833, 22232), (16277, 17528)]