200416964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{839}}^1$

素因数の和:1004

約数の個数: 48

約数和(自身を含む): 393724800

約数和(自身を除く): 193307836

約数列:

[1, 2, 4, 11, 22, 44, 61, 89, 122, 178, 244, 356, 671, 839, 979, 1342, 1678, 1958, 2684, 3356, 3916, 5429, 9229, 10858, 18458, 21716, 36916, 51179, 59719, 74671, 102358, 119438, 149342, 204716, 238876, 298684, 562969, 821381, 1125938, 1642762, 2251876, 3285524, 4554931, 9109862, 18219724, 50104241, 100208482, 200416964]

約数ペア:

[(1, 200416964), (2, 100208482), (4, 50104241), (11, 18219724), (22, 9109862), (44, 4554931), (61, 3285524), (89, 2251876), (122, 1642762), (178, 1125938), (244, 821381), (356, 562969), (671, 298684), (839, 238876), (979, 204716), (1342, 149342), (1678, 119438), (1958, 102358), (2684, 74671), (3356, 59719), (3916, 51179), (5429, 36916), (9229, 21716), (10858, 18458)]