71971328

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1$

素因数の和:1025

約数の個数: 80

約数和(自身を含む): 169114176

約数和(自身を除く): 97142848

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 128, 143, 176, 208, 256, 286, 352, 416, 512, 572, 704, 832, 983, 1144, 1408, 1664, 1966, 2288, 2816, 3328, 3932, 4576, 5632, 6656, 7864, 9152, 10813, 12779, 15728, 18304, 21626, 25558, 31456, 36608, 43252, 51116, 62912, 73216, 86504, 102232, 125824, 140569, 173008, 204464, 251648, 281138, 346016, 408928, 503296, 562276, 692032, 817856, 1124552, 1384064, 1635712, 2249104, 2768128, 3271424, 4498208, 5536256, 6542848, 8996416, 17992832, 35985664, 71971328]

約数ペア:

[(1, 71971328), (2, 35985664), (4, 17992832), (8, 8996416), (11, 6542848), (13, 5536256), (16, 4498208), (22, 3271424), (26, 2768128), (32, 2249104), (44, 1635712), (52, 1384064), (64, 1124552), (88, 817856), (104, 692032), (128, 562276), (143, 503296), (176, 408928), (208, 346016), (256, 281138), (286, 251648), (352, 204464), (416, 173008), (512, 140569), (572, 125824), (704, 102232), (832, 86504), (983, 73216), (1144, 62912), (1408, 51116), (1664, 43252), (1966, 36608), (2288, 31456), (2816, 25558), (3328, 21626), (3932, 18304), (4576, 15728), (5632, 12779), (6656, 10813), (7864, 9152)]