20161172950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{51229}}^1$

素因数の和:51721

約数の個数: 48

約数和(自身を含む): 39792185280

約数和(自身を除く): 19631012330

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 463, 850, 926, 2315, 4630, 7871, 11575, 15742, 23150, 39355, 51229, 78710, 102458, 196775, 256145, 393550, 512290, 870893, 1280725, 1741786, 2561450, 4354465, 8708930, 21772325, 23719027, 43544650, 47438054, 118595135, 237190270, 403223459, 592975675, 806446918, 1185951350, 2016117295, 4032234590, 10080586475, 20161172950]

約数ペア:

[(1, 20161172950), (2, 10080586475), (5, 4032234590), (10, 2016117295), (17, 1185951350), (25, 806446918), (34, 592975675), (50, 403223459), (85, 237190270), (170, 118595135), (425, 47438054), (463, 43544650), (850, 23719027), (926, 21772325), (2315, 8708930), (4630, 4354465), (7871, 2561450), (11575, 1741786), (15742, 1280725), (23150, 870893), (39355, 512290), (51229, 393550), (78710, 256145), (102458, 196775)]