51521360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:612

約数の個数: 80

約数和(自身を含む): 131991552

約数和(自身を除く): 80470192

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 127, 176, 220, 254, 440, 461, 508, 635, 880, 922, 1016, 1270, 1397, 1844, 2032, 2305, 2540, 2794, 3688, 4610, 5071, 5080, 5588, 6985, 7376, 9220, 10142, 10160, 11176, 13970, 18440, 20284, 22352, 25355, 27940, 36880, 40568, 50710, 55880, 58547, 81136, 101420, 111760, 117094, 202840, 234188, 292735, 405680, 468376, 585470, 644017, 936752, 1170940, 1288034, 2341880, 2576068, 3220085, 4683760, 5152136, 6440170, 10304272, 12880340, 25760680, 51521360]

約数ペア:

[(1, 51521360), (2, 25760680), (4, 12880340), (5, 10304272), (8, 6440170), (10, 5152136), (11, 4683760), (16, 3220085), (20, 2576068), (22, 2341880), (40, 1288034), (44, 1170940), (55, 936752), (80, 644017), (88, 585470), (110, 468376), (127, 405680), (176, 292735), (220, 234188), (254, 202840), (440, 117094), (461, 111760), (508, 101420), (635, 81136), (880, 58547), (922, 55880), (1016, 50710), (1270, 40568), (1397, 36880), (1844, 27940), (2032, 25355), (2305, 22352), (2540, 20284), (2794, 18440), (3688, 13970), (4610, 11176), (5071, 10160), (5080, 10142), (5588, 9220), (6985, 7376)]