64941968

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 120

約数和(自身を含む): 161203968

約数和(自身を除く): 96262000

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 47, 52, 56, 73, 91, 94, 104, 112, 146, 169, 182, 188, 208, 292, 329, 338, 364, 376, 511, 584, 611, 658, 676, 728, 752, 949, 1022, 1168, 1183, 1222, 1316, 1352, 1456, 1898, 2044, 2366, 2444, 2632, 2704, 3431, 3796, 4088, 4277, 4732, 4888, 5264, 6643, 6862, 7592, 7943, 8176, 8554, 9464, 9776, 12337, 13286, 13724, 15184, 15886, 17108, 18928, 24017, 24674, 26572, 27448, 31772, 34216, 44603, 48034, 49348, 53144, 54896, 55601, 63544, 68432, 86359, 89206, 96068, 98696, 106288, 111202, 127088, 172718, 178412, 192136, 197392, 222404, 312221, 345436, 356824, 384272, 444808, 579839, 624442, 690872, 713648, 889616, 1159678, 1248884, 1381744, 2319356, 2497768, 4058873, 4638712, 4995536, 8117746, 9277424, 16235492, 32470984, 64941968]

約数ペア:

[(1, 64941968), (2, 32470984), (4, 16235492), (7, 9277424), (8, 8117746), (13, 4995536), (14, 4638712), (16, 4058873), (26, 2497768), (28, 2319356), (47, 1381744), (52, 1248884), (56, 1159678), (73, 889616), (91, 713648), (94, 690872), (104, 624442), (112, 579839), (146, 444808), (169, 384272), (182, 356824), (188, 345436), (208, 312221), (292, 222404), (329, 197392), (338, 192136), (364, 178412), (376, 172718), (511, 127088), (584, 111202), (611, 106288), (658, 98696), (676, 96068), (728, 89206), (752, 86359), (949, 68432), (1022, 63544), (1168, 55601), (1183, 54896), (1222, 53144), (1316, 49348), (1352, 48034), (1456, 44603), (1898, 34216), (2044, 31772), (2366, 27448), (2444, 26572), (2632, 24674), (2704, 24017), (3431, 18928), (3796, 17108), (4088, 15886), (4277, 15184), (4732, 13724), (4888, 13286), (5264, 12337), (6643, 9776), (6862, 9464), (7592, 8554), (7943, 8176)]