81453810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1217}}^1$

素因数の和:1347

約数の個数: 64

約数和(自身を含む): 206260992

約数和(自身を除く): 124807182

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 97, 115, 138, 194, 230, 291, 345, 485, 582, 690, 970, 1217, 1455, 2231, 2434, 2910, 3651, 4462, 6085, 6693, 7302, 11155, 12170, 13386, 18255, 22310, 27991, 33465, 36510, 55982, 66930, 83973, 118049, 139955, 167946, 236098, 279910, 354147, 419865, 590245, 708294, 839730, 1180490, 1770735, 2715127, 3541470, 5430254, 8145381, 13575635, 16290762, 27151270, 40726905, 81453810]

約数ペア:

[(1, 81453810), (2, 40726905), (3, 27151270), (5, 16290762), (6, 13575635), (10, 8145381), (15, 5430254), (23, 3541470), (30, 2715127), (46, 1770735), (69, 1180490), (97, 839730), (115, 708294), (138, 590245), (194, 419865), (230, 354147), (291, 279910), (345, 236098), (485, 167946), (582, 139955), (690, 118049), (970, 83973), (1217, 66930), (1455, 55982), (2231, 36510), (2434, 33465), (2910, 27991), (3651, 22310), (4462, 18255), (6085, 13386), (6693, 12170), (7302, 11155)]