31248256

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 68115600

約数和(自身を除く): 36867344

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 89, 104, 128, 178, 208, 211, 356, 416, 422, 712, 832, 844, 1157, 1424, 1664, 1688, 2314, 2743, 2848, 3376, 4628, 5486, 5696, 6752, 9256, 10972, 11392, 13504, 18512, 18779, 21944, 27008, 37024, 37558, 43888, 74048, 75116, 87776, 148096, 150232, 175552, 244127, 300464, 351104, 488254, 600928, 976508, 1201856, 1953016, 2403712, 3906032, 7812064, 15624128, 31248256]

約数ペア:

[(1, 31248256), (2, 15624128), (4, 7812064), (8, 3906032), (13, 2403712), (16, 1953016), (26, 1201856), (32, 976508), (52, 600928), (64, 488254), (89, 351104), (104, 300464), (128, 244127), (178, 175552), (208, 150232), (211, 148096), (356, 87776), (416, 75116), (422, 74048), (712, 43888), (832, 37558), (844, 37024), (1157, 27008), (1424, 21944), (1664, 18779), (1688, 18512), (2314, 13504), (2743, 11392), (2848, 10972), (3376, 9256), (4628, 6752), (5486, 5696)]