69217744

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{641}}^1$

素因数の和:1063

約数の個数: 40

約数和(自身を含む): 142577928

約数和(自身を除く): 73360184

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 397, 641, 794, 1282, 1588, 2564, 3176, 5128, 6352, 6749, 10256, 10897, 13498, 21794, 26996, 43588, 53992, 87176, 107984, 174352, 254477, 508954, 1017908, 2035816, 4071632, 4326109, 8652218, 17304436, 34608872, 69217744]

約数ペア:

[(1, 69217744), (2, 34608872), (4, 17304436), (8, 8652218), (16, 4326109), (17, 4071632), (34, 2035816), (68, 1017908), (136, 508954), (272, 254477), (397, 174352), (641, 107984), (794, 87176), (1282, 53992), (1588, 43588), (2564, 26996), (3176, 21794), (5128, 13498), (6352, 10897), (6749, 10256)]