72726220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{1447}}^1$

素因数の和:1822

約数の個数: 48

約数和(自身を含む): 175150080

約数和(自身を除く): 102423860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 359, 718, 1436, 1447, 1795, 2513, 2894, 3590, 5026, 5788, 7180, 7235, 10052, 10129, 12565, 14470, 20258, 25130, 28940, 40516, 50260, 50645, 101290, 202580, 519473, 1038946, 2077892, 2597365, 3636311, 5194730, 7272622, 10389460, 14545244, 18181555, 36363110, 72726220]

約数ペア:

[(1, 72726220), (2, 36363110), (4, 18181555), (5, 14545244), (7, 10389460), (10, 7272622), (14, 5194730), (20, 3636311), (28, 2597365), (35, 2077892), (70, 1038946), (140, 519473), (359, 202580), (718, 101290), (1436, 50645), (1447, 50260), (1795, 40516), (2513, 28940), (2894, 25130), (3590, 20258), (5026, 14470), (5788, 12565), (7180, 10129), (7235, 10052)]