52120180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^2$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 129201408

約数和(自身を除く): 77081228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 89, 94, 140, 178, 188, 235, 329, 356, 445, 470, 623, 658, 890, 940, 1246, 1316, 1645, 1780, 2492, 3115, 3290, 4183, 6230, 6580, 7921, 8366, 12460, 15842, 16732, 20915, 29281, 31684, 39605, 41830, 55447, 58562, 79210, 83660, 110894, 117124, 146405, 158420, 221788, 277235, 292810, 372287, 554470, 585620, 744574, 1108940, 1489148, 1861435, 2606009, 3722870, 5212018, 7445740, 10424036, 13030045, 26060090, 52120180]

約数ペア:

[(1, 52120180), (2, 26060090), (4, 13030045), (5, 10424036), (7, 7445740), (10, 5212018), (14, 3722870), (20, 2606009), (28, 1861435), (35, 1489148), (47, 1108940), (70, 744574), (89, 585620), (94, 554470), (140, 372287), (178, 292810), (188, 277235), (235, 221788), (329, 158420), (356, 146405), (445, 117124), (470, 110894), (623, 83660), (658, 79210), (890, 58562), (940, 55447), (1246, 41830), (1316, 39605), (1645, 31684), (1780, 29281), (2492, 20915), (3115, 16732), (3290, 15842), (4183, 12460), (6230, 8366), (6580, 7921)]