25445888

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{3823}}^1$

素因数の和:3854

約数の個数: 40

約数和(自身を含む): 54767328

約数和(自身を除く): 29321440

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 3823, 6656, 7646, 15292, 30584, 49699, 61168, 99398, 122336, 198796, 244672, 397592, 489344, 795184, 978688, 1590368, 1957376, 3180736, 6361472, 12722944, 25445888]

約数ペア:

[(1, 25445888), (2, 12722944), (4, 6361472), (8, 3180736), (13, 1957376), (16, 1590368), (26, 978688), (32, 795184), (52, 489344), (64, 397592), (104, 244672), (128, 198796), (208, 122336), (256, 99398), (416, 61168), (512, 49699), (832, 30584), (1664, 15292), (3328, 7646), (3823, 6656)]