685876136

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{4229}}^1$

素因数の和:4362

約数の個数: 64

約数和(自身を含む): 1492344000

約数和(自身を除く): 806467864

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 97, 152, 194, 209, 388, 418, 776, 836, 1067, 1672, 1843, 2134, 3686, 4229, 4268, 7372, 8458, 8536, 14744, 16916, 20273, 33832, 40546, 46519, 80351, 81092, 93038, 160702, 162184, 186076, 321404, 372152, 410213, 642808, 820426, 883861, 1640852, 1767722, 3281704, 3535444, 4512343, 7070888, 7794047, 9024686, 15588094, 18049372, 31176188, 36098744, 62352376, 85734517, 171469034, 342938068, 685876136]

約数ペア:

[(1, 685876136), (2, 342938068), (4, 171469034), (8, 85734517), (11, 62352376), (19, 36098744), (22, 31176188), (38, 18049372), (44, 15588094), (76, 9024686), (88, 7794047), (97, 7070888), (152, 4512343), (194, 3535444), (209, 3281704), (388, 1767722), (418, 1640852), (776, 883861), (836, 820426), (1067, 642808), (1672, 410213), (1843, 372152), (2134, 321404), (3686, 186076), (4229, 162184), (4268, 160702), (7372, 93038), (8458, 81092), (8536, 80351), (14744, 46519), (16916, 40546), (20273, 33832)]