204637568

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{599}}^1$

素因数の和:787

約数の個数: 64

約数和(自身を含む): 435132000

約数和(自身を除く): 230494432

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 157, 272, 314, 544, 599, 628, 1088, 1198, 1256, 2176, 2396, 2512, 2669, 4792, 5024, 5338, 9584, 10048, 10183, 10676, 19168, 20096, 20366, 21352, 38336, 40732, 42704, 76672, 81464, 85408, 94043, 162928, 170816, 188086, 325856, 341632, 376172, 651712, 752344, 1303424, 1504688, 1598731, 3009376, 3197462, 6018752, 6394924, 12037504, 12789848, 25579696, 51159392, 102318784, 204637568]

約数ペア:

[(1, 204637568), (2, 102318784), (4, 51159392), (8, 25579696), (16, 12789848), (17, 12037504), (32, 6394924), (34, 6018752), (64, 3197462), (68, 3009376), (128, 1598731), (136, 1504688), (157, 1303424), (272, 752344), (314, 651712), (544, 376172), (599, 341632), (628, 325856), (1088, 188086), (1198, 170816), (1256, 162928), (2176, 94043), (2396, 85408), (2512, 81464), (2669, 76672), (4792, 42704), (5024, 40732), (5338, 38336), (9584, 21352), (10048, 20366), (10183, 20096), (10676, 19168)]