68441648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:346

約数の個数: 80

約数和(自身を含む): 154573440

約数和(自身を除く): 86131792

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 97, 152, 176, 194, 209, 211, 304, 388, 418, 422, 776, 836, 844, 1067, 1552, 1672, 1688, 1843, 2134, 2321, 3344, 3376, 3686, 4009, 4268, 4642, 7372, 8018, 8536, 9284, 14744, 16036, 17072, 18568, 20273, 20467, 29488, 32072, 37136, 40546, 40934, 44099, 64144, 81092, 81868, 88198, 162184, 163736, 176396, 225137, 324368, 327472, 352792, 388873, 450274, 705584, 777746, 900548, 1555492, 1801096, 3110984, 3602192, 4277603, 6221968, 8555206, 17110412, 34220824, 68441648]

約数ペア:

[(1, 68441648), (2, 34220824), (4, 17110412), (8, 8555206), (11, 6221968), (16, 4277603), (19, 3602192), (22, 3110984), (38, 1801096), (44, 1555492), (76, 900548), (88, 777746), (97, 705584), (152, 450274), (176, 388873), (194, 352792), (209, 327472), (211, 324368), (304, 225137), (388, 176396), (418, 163736), (422, 162184), (776, 88198), (836, 81868), (844, 81092), (1067, 64144), (1552, 44099), (1672, 40934), (1688, 40546), (1843, 37136), (2134, 32072), (2321, 29488), (3344, 20467), (3376, 20273), (3686, 18568), (4009, 17072), (4268, 16036), (4642, 14744), (7372, 9284), (8018, 8536)]