25999664

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1567}}^1$

素因数の和:1653

約数の個数: 40

約数和(自身を含む): 54246528

約数和(自身を除く): 28246864

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 272, 488, 976, 1037, 1567, 2074, 3134, 4148, 6268, 8296, 12536, 16592, 25072, 26639, 53278, 95587, 106556, 191174, 213112, 382348, 426224, 764696, 1529392, 1624979, 3249958, 6499916, 12999832, 25999664]

約数ペア:

[(1, 25999664), (2, 12999832), (4, 6499916), (8, 3249958), (16, 1624979), (17, 1529392), (34, 764696), (61, 426224), (68, 382348), (122, 213112), (136, 191174), (244, 106556), (272, 95587), (488, 53278), (976, 26639), (1037, 25072), (1567, 16592), (2074, 12536), (3134, 8296), (4148, 6268)]