1900754975

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{1061}}^1$

素因数の和:1460

約数の個数: 48

約数和(自身を含む): 2797053120

約数和(自身を除く): 896298145

約数列:

[1, 5, 7, 25, 29, 35, 145, 175, 203, 353, 725, 1015, 1061, 1765, 2471, 5075, 5305, 7427, 8825, 10237, 12355, 26525, 30769, 37135, 51185, 61775, 71659, 153845, 185675, 215383, 255925, 358295, 374533, 769225, 1076915, 1791475, 1872665, 2621731, 5384575, 9363325, 10861457, 13108655, 54307285, 65543275, 76030199, 271536425, 380150995, 1900754975]

約数ペア:

[(1, 1900754975), (5, 380150995), (7, 271536425), (25, 76030199), (29, 65543275), (35, 54307285), (145, 13108655), (175, 10861457), (203, 9363325), (353, 5384575), (725, 2621731), (1015, 1872665), (1061, 1791475), (1765, 1076915), (2471, 769225), (5075, 374533), (5305, 358295), (7427, 255925), (8825, 215383), (10237, 185675), (12355, 153845), (26525, 71659), (30769, 61775), (37135, 51185)]