64752228

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{691}}^1$

素因数の和:857

約数の個数: 72

約数和(自身を含む): 173802720

約数和(自身を除く): 109050492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 137, 171, 228, 274, 342, 411, 548, 684, 691, 822, 1233, 1382, 1644, 2073, 2466, 2603, 2764, 4146, 4932, 5206, 6219, 7809, 8292, 10412, 12438, 13129, 15618, 23427, 24876, 26258, 31236, 39387, 46854, 52516, 78774, 93708, 94667, 118161, 157548, 189334, 236322, 284001, 378668, 472644, 568002, 852003, 1136004, 1704006, 1798673, 3408012, 3597346, 5396019, 7194692, 10792038, 16188057, 21584076, 32376114, 64752228]

約数ペア:

[(1, 64752228), (2, 32376114), (3, 21584076), (4, 16188057), (6, 10792038), (9, 7194692), (12, 5396019), (18, 3597346), (19, 3408012), (36, 1798673), (38, 1704006), (57, 1136004), (76, 852003), (114, 568002), (137, 472644), (171, 378668), (228, 284001), (274, 236322), (342, 189334), (411, 157548), (548, 118161), (684, 94667), (691, 93708), (822, 78774), (1233, 52516), (1382, 46854), (1644, 39387), (2073, 31236), (2466, 26258), (2603, 24876), (2764, 23427), (4146, 15618), (4932, 13129), (5206, 12438), (6219, 10412), (7809, 8292)]