25654522

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 42768000

約数和(自身を除く): 17113478

約数列:

[1, 2, 19, 23, 38, 46, 149, 197, 298, 394, 437, 874, 2831, 3427, 3743, 4531, 5662, 6854, 7486, 9062, 29353, 58706, 65113, 86089, 130226, 172178, 557707, 675119, 1115414, 1350238, 12827261, 25654522]

約数ペア:

[(1, 25654522), (2, 12827261), (19, 1350238), (23, 1115414), (38, 675119), (46, 557707), (149, 172178), (197, 130226), (298, 86089), (394, 65113), (437, 58706), (874, 29353), (2831, 9062), (3427, 7486), (3743, 6854), (4531, 5662)]