64798968

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:701

約数の個数: 128

約数和(自身を含む): 194745600

約数和(自身を除く): 129946632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 19, 24, 26, 34, 38, 39, 51, 52, 57, 68, 76, 78, 102, 104, 114, 136, 152, 156, 204, 221, 228, 247, 312, 323, 408, 442, 456, 494, 643, 646, 663, 741, 884, 969, 988, 1286, 1292, 1326, 1482, 1768, 1929, 1938, 1976, 2572, 2584, 2652, 2964, 3858, 3876, 4199, 5144, 5304, 5928, 7716, 7752, 8359, 8398, 10931, 12217, 12597, 15432, 16718, 16796, 21862, 24434, 25077, 25194, 32793, 33436, 33592, 36651, 43724, 48868, 50154, 50388, 65586, 66872, 73302, 87448, 97736, 100308, 100776, 131172, 142103, 146604, 158821, 200616, 207689, 262344, 284206, 293208, 317642, 415378, 426309, 476463, 568412, 623067, 635284, 830756, 852618, 952926, 1136824, 1246134, 1270568, 1661512, 1705236, 1905852, 2492268, 2699957, 3410472, 3811704, 4984536, 5399914, 8099871, 10799828, 16199742, 21599656, 32399484, 64798968]

約数ペア:

[(1, 64798968), (2, 32399484), (3, 21599656), (4, 16199742), (6, 10799828), (8, 8099871), (12, 5399914), (13, 4984536), (17, 3811704), (19, 3410472), (24, 2699957), (26, 2492268), (34, 1905852), (38, 1705236), (39, 1661512), (51, 1270568), (52, 1246134), (57, 1136824), (68, 952926), (76, 852618), (78, 830756), (102, 635284), (104, 623067), (114, 568412), (136, 476463), (152, 426309), (156, 415378), (204, 317642), (221, 293208), (228, 284206), (247, 262344), (312, 207689), (323, 200616), (408, 158821), (442, 146604), (456, 142103), (494, 131172), (643, 100776), (646, 100308), (663, 97736), (741, 87448), (884, 73302), (969, 66872), (988, 65586), (1286, 50388), (1292, 50154), (1326, 48868), (1482, 43724), (1768, 36651), (1929, 33592), (1938, 33436), (1976, 32793), (2572, 25194), (2584, 25077), (2652, 24434), (2964, 21862), (3858, 16796), (3876, 16718), (4199, 15432), (5144, 12597), (5304, 12217), (5928, 10931), (7716, 8398), (7752, 8359)]