25313320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1753}}^1$

素因数の和:1802

約数の個数: 48

約数和(自身を含む): 60144660

約数和(自身を除く): 34831340

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1753, 1805, 2888, 3506, 3610, 7012, 7220, 8765, 14024, 14440, 17530, 33307, 35060, 66614, 70120, 133228, 166535, 266456, 333070, 632833, 666140, 1265666, 1332280, 2531332, 3164165, 5062664, 6328330, 12656660, 25313320]

約数ペア:

[(1, 25313320), (2, 12656660), (4, 6328330), (5, 5062664), (8, 3164165), (10, 2531332), (19, 1332280), (20, 1265666), (38, 666140), (40, 632833), (76, 333070), (95, 266456), (152, 166535), (190, 133228), (361, 70120), (380, 66614), (722, 35060), (760, 33307), (1444, 17530), (1753, 14440), (1805, 14024), (2888, 8765), (3506, 7220), (3610, 7012)]