817367060

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{12641}}^1$

素因数の和:12764

約数の個数: 48

約数和(自身を含む): 1777667472

約数和(自身を除く): 960300412

約数列:

[1, 2, 4, 5, 10, 20, 53, 61, 106, 122, 212, 244, 265, 305, 530, 610, 1060, 1220, 3233, 6466, 12641, 12932, 16165, 25282, 32330, 50564, 63205, 64660, 126410, 252820, 669973, 771101, 1339946, 1542202, 2679892, 3084404, 3349865, 3855505, 6699730, 7711010, 13399460, 15422020, 40868353, 81736706, 163473412, 204341765, 408683530, 817367060]

約数ペア:

[(1, 817367060), (2, 408683530), (4, 204341765), (5, 163473412), (10, 81736706), (20, 40868353), (53, 15422020), (61, 13399460), (106, 7711010), (122, 6699730), (212, 3855505), (244, 3349865), (265, 3084404), (305, 2679892), (530, 1542202), (610, 1339946), (1060, 771101), (1220, 669973), (3233, 252820), (6466, 126410), (12641, 64660), (12932, 63205), (16165, 50564), (25282, 32330)]