72500800

素因数分解:

$2^6\times 5^2\times {\mathrm{113}}^1\times {\mathrm{401}}^1$

素因数の和:536

約数の個数: 84

約数和(自身を含む): 180424836

約数和(自身を除く): 107924036

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 113, 160, 200, 226, 320, 400, 401, 452, 565, 800, 802, 904, 1130, 1600, 1604, 1808, 2005, 2260, 2825, 3208, 3616, 4010, 4520, 5650, 6416, 7232, 8020, 9040, 10025, 11300, 12832, 16040, 18080, 20050, 22600, 25664, 32080, 36160, 40100, 45200, 45313, 64160, 80200, 90400, 90626, 128320, 160400, 180800, 181252, 226565, 320800, 362504, 453130, 641600, 725008, 906260, 1132825, 1450016, 1812520, 2265650, 2900032, 3625040, 4531300, 7250080, 9062600, 14500160, 18125200, 36250400, 72500800]

約数ペア:

[(1, 72500800), (2, 36250400), (4, 18125200), (5, 14500160), (8, 9062600), (10, 7250080), (16, 4531300), (20, 3625040), (25, 2900032), (32, 2265650), (40, 1812520), (50, 1450016), (64, 1132825), (80, 906260), (100, 725008), (113, 641600), (160, 453130), (200, 362504), (226, 320800), (320, 226565), (400, 181252), (401, 180800), (452, 160400), (565, 128320), (800, 90626), (802, 90400), (904, 80200), (1130, 64160), (1600, 45313), (1604, 45200), (1808, 40100), (2005, 36160), (2260, 32080), (2825, 25664), (3208, 22600), (3616, 20050), (4010, 18080), (4520, 16040), (5650, 12832), (6416, 11300), (7232, 10025), (8020, 9040)]