255991360

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6299}}^1$

素因数の和:6443

約数の個数: 56

約数和(自身を含む): 614476800

約数和(自身を除く): 358485440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 635, 1016, 1270, 2032, 2540, 4064, 5080, 6299, 8128, 10160, 12598, 20320, 25196, 31495, 40640, 50392, 62990, 100784, 125980, 201568, 251960, 403136, 503920, 799973, 1007840, 1599946, 2015680, 3199892, 3999865, 6399784, 7999730, 12799568, 15999460, 25599136, 31998920, 51198272, 63997840, 127995680, 255991360]

約数ペア:

[(1, 255991360), (2, 127995680), (4, 63997840), (5, 51198272), (8, 31998920), (10, 25599136), (16, 15999460), (20, 12799568), (32, 7999730), (40, 6399784), (64, 3999865), (80, 3199892), (127, 2015680), (160, 1599946), (254, 1007840), (320, 799973), (508, 503920), (635, 403136), (1016, 251960), (1270, 201568), (2032, 125980), (2540, 100784), (4064, 62990), (5080, 50392), (6299, 40640), (8128, 31495), (10160, 25196), (12598, 20320)]