169979975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 240746496

約数和(自身を除く): 70766521

約数列:

[1, 5, 11, 25, 31, 55, 127, 155, 157, 275, 341, 635, 775, 785, 1397, 1705, 1727, 3175, 3925, 3937, 4867, 6985, 8525, 8635, 19685, 19939, 24335, 34925, 43175, 43307, 53537, 98425, 99695, 121675, 216535, 219329, 267685, 498475, 618109, 1082675, 1096645, 1338425, 3090545, 5483225, 6799199, 15452725, 33995995, 169979975]

約数ペア:

[(1, 169979975), (5, 33995995), (11, 15452725), (25, 6799199), (31, 5483225), (55, 3090545), (127, 1338425), (155, 1096645), (157, 1082675), (275, 618109), (341, 498475), (635, 267685), (775, 219329), (785, 216535), (1397, 121675), (1705, 99695), (1727, 98425), (3175, 53537), (3925, 43307), (3937, 43175), (4867, 34925), (6985, 24335), (8525, 19939), (8635, 19685)]