260775540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{49957}}^1$

素因数の和:50001

約数の個数: 72

約数和(自身を含む): 818312040

約数和(自身を除く): 557536500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 49957, 99914, 149871, 199828, 249785, 299742, 449613, 499570, 599484, 749355, 899226, 999140, 1448753, 1498710, 1798452, 2248065, 2897506, 2997420, 4346259, 4496130, 5795012, 7243765, 8692518, 8992260, 13038777, 14487530, 17385036, 21731295, 26077554, 28975060, 43462590, 52155108, 65193885, 86925180, 130387770, 260775540]

約数ペア:

[(1, 260775540), (2, 130387770), (3, 86925180), (4, 65193885), (5, 52155108), (6, 43462590), (9, 28975060), (10, 26077554), (12, 21731295), (15, 17385036), (18, 14487530), (20, 13038777), (29, 8992260), (30, 8692518), (36, 7243765), (45, 5795012), (58, 4496130), (60, 4346259), (87, 2997420), (90, 2897506), (116, 2248065), (145, 1798452), (174, 1498710), (180, 1448753), (261, 999140), (290, 899226), (348, 749355), (435, 599484), (522, 499570), (580, 449613), (870, 299742), (1044, 249785), (1305, 199828), (1740, 149871), (2610, 99914), (5220, 49957)]