40749952

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 87650640

約数和(自身を除く): 46900688

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 61, 64, 68, 122, 128, 136, 244, 272, 307, 488, 544, 614, 976, 1037, 1088, 1228, 1952, 2074, 2176, 2456, 3904, 4148, 4912, 5219, 7808, 8296, 9824, 10438, 16592, 18727, 19648, 20876, 33184, 37454, 39296, 41752, 66368, 74908, 83504, 132736, 149816, 167008, 299632, 318359, 334016, 599264, 636718, 668032, 1198528, 1273436, 2397056, 2546872, 5093744, 10187488, 20374976, 40749952]

約数ペア:

[(1, 40749952), (2, 20374976), (4, 10187488), (8, 5093744), (16, 2546872), (17, 2397056), (32, 1273436), (34, 1198528), (61, 668032), (64, 636718), (68, 599264), (122, 334016), (128, 318359), (136, 299632), (244, 167008), (272, 149816), (307, 132736), (488, 83504), (544, 74908), (614, 66368), (976, 41752), (1037, 39296), (1088, 37454), (1228, 33184), (1952, 20876), (2074, 19648), (2176, 18727), (2456, 16592), (3904, 10438), (4148, 9824), (4912, 8296), (5219, 7808)]