25999216

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:461

約数の個数: 40

約数和(自身を含む): 51941120

約数和(自身を除く): 25941904

約数列:

[1, 2, 4, 8, 16, 67, 79, 134, 158, 268, 307, 316, 536, 614, 632, 1072, 1228, 1264, 2456, 4912, 5293, 10586, 20569, 21172, 24253, 41138, 42344, 48506, 82276, 84688, 97012, 164552, 194024, 329104, 388048, 1624951, 3249902, 6499804, 12999608, 25999216]

約数ペア:

[(1, 25999216), (2, 12999608), (4, 6499804), (8, 3249902), (16, 1624951), (67, 388048), (79, 329104), (134, 194024), (158, 164552), (268, 97012), (307, 84688), (316, 82276), (536, 48506), (614, 42344), (632, 41138), (1072, 24253), (1228, 21172), (1264, 20569), (2456, 10586), (4912, 5293)]