158978870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1\times {\mathrm{1871}}^1$

素因数の和:2200

約数の個数: 32

約数和(自身を含む): 297198720

約数和(自身を除く): 138219850

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 293, 586, 1465, 1871, 2930, 3742, 8497, 9355, 16994, 18710, 42485, 54259, 84970, 108518, 271295, 542590, 548203, 1096406, 2741015, 5482030, 15897887, 31795774, 79489435, 158978870]

約数ペア:

[(1, 158978870), (2, 79489435), (5, 31795774), (10, 15897887), (29, 5482030), (58, 2741015), (145, 1096406), (290, 548203), (293, 542590), (586, 271295), (1465, 108518), (1871, 84970), (2930, 54259), (3742, 42485), (8497, 18710), (9355, 16994)]