200909555

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{587}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 308883456

約数和(自身を除く): 107973901

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 127, 245, 385, 539, 587, 635, 889, 1397, 2695, 2935, 4109, 4445, 6223, 6457, 6985, 9779, 20545, 28763, 31115, 32285, 45199, 48895, 68453, 74549, 143815, 225995, 316393, 342265, 372745, 521843, 820039, 1581965, 2609215, 3652901, 4100195, 5740273, 18264505, 28701365, 40181911, 200909555]

約数ペア:

[(1, 200909555), (5, 40181911), (7, 28701365), (11, 18264505), (35, 5740273), (49, 4100195), (55, 3652901), (77, 2609215), (127, 1581965), (245, 820039), (385, 521843), (539, 372745), (587, 342265), (635, 316393), (889, 225995), (1397, 143815), (2695, 74549), (2935, 68453), (4109, 48895), (4445, 45199), (6223, 32285), (6457, 31115), (6985, 28763), (9779, 20545)]