78446740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4363}}^1$

素因数の和:4432

約数の個数: 48

約数和(自身を含む): 175956480

約数和(自身を除く): 97509740

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 3596, 4363, 4495, 8726, 8990, 17452, 17980, 21815, 43630, 87260, 126527, 135253, 253054, 270506, 506108, 541012, 632635, 676265, 1265270, 1352530, 2530540, 2705060, 3922337, 7844674, 15689348, 19611685, 39223370, 78446740]

約数ペア:

[(1, 78446740), (2, 39223370), (4, 19611685), (5, 15689348), (10, 7844674), (20, 3922337), (29, 2705060), (31, 2530540), (58, 1352530), (62, 1265270), (116, 676265), (124, 632635), (145, 541012), (155, 506108), (290, 270506), (310, 253054), (580, 135253), (620, 126527), (899, 87260), (1798, 43630), (3596, 21815), (4363, 17980), (4495, 17452), (8726, 8990)]