779980708

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^2\times {\mathrm{139}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 1554640640

約数和(自身を除く): 774659932

約数列:

[1, 2, 4, 13, 26, 31, 52, 59, 62, 118, 124, 139, 236, 278, 403, 556, 767, 806, 1534, 1612, 1807, 1829, 3068, 3481, 3614, 3658, 4309, 6962, 7228, 7316, 8201, 8618, 13924, 16402, 17236, 23777, 32804, 45253, 47554, 56017, 90506, 95108, 106613, 107911, 112034, 181012, 213226, 215822, 224068, 254231, 426452, 431644, 483859, 508462, 967718, 1016924, 1402843, 1935436, 2805686, 3305003, 5611372, 6290167, 6610006, 12580334, 13220012, 14999629, 25160668, 29999258, 59998516, 194995177, 389990354, 779980708]

約数ペア:

[(1, 779980708), (2, 389990354), (4, 194995177), (13, 59998516), (26, 29999258), (31, 25160668), (52, 14999629), (59, 13220012), (62, 12580334), (118, 6610006), (124, 6290167), (139, 5611372), (236, 3305003), (278, 2805686), (403, 1935436), (556, 1402843), (767, 1016924), (806, 967718), (1534, 508462), (1612, 483859), (1807, 431644), (1829, 426452), (3068, 254231), (3481, 224068), (3614, 215822), (3658, 213226), (4309, 181012), (6962, 112034), (7228, 107911), (7316, 106613), (8201, 95108), (8618, 90506), (13924, 56017), (16402, 47554), (17236, 45253), (23777, 32804)]