64454572

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 142775136

約数和(自身を除く): 78320564

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 53, 91, 106, 169, 182, 212, 257, 338, 364, 371, 514, 676, 689, 742, 1028, 1183, 1378, 1484, 1799, 2366, 2756, 3341, 3598, 4732, 4823, 6682, 7196, 8957, 9646, 13364, 13621, 17914, 19292, 23387, 27242, 35828, 43433, 46774, 54484, 62699, 86866, 93548, 95347, 125398, 173732, 177073, 190694, 250796, 304031, 354146, 381388, 608062, 708292, 1216124, 1239511, 2301949, 2479022, 4603898, 4958044, 9207796, 16113643, 32227286, 64454572]

約数ペア:

[(1, 64454572), (2, 32227286), (4, 16113643), (7, 9207796), (13, 4958044), (14, 4603898), (26, 2479022), (28, 2301949), (52, 1239511), (53, 1216124), (91, 708292), (106, 608062), (169, 381388), (182, 354146), (212, 304031), (257, 250796), (338, 190694), (364, 177073), (371, 173732), (514, 125398), (676, 95347), (689, 93548), (742, 86866), (1028, 62699), (1183, 54484), (1378, 46774), (1484, 43433), (1799, 35828), (2366, 27242), (2756, 23387), (3341, 19292), (3598, 17914), (4732, 13621), (4823, 13364), (6682, 9646), (7196, 8957)]