25987936

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{349}}^1$

素因数の和:551

約数の個数: 48

約数和(自身を含む): 55566000

約数和(自身を除く): 29578064

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 179, 208, 349, 358, 416, 698, 716, 1396, 1432, 2327, 2792, 2864, 4537, 4654, 5584, 5728, 9074, 9308, 11168, 18148, 18616, 36296, 37232, 62471, 72592, 74464, 124942, 145184, 249884, 499768, 812123, 999536, 1624246, 1999072, 3248492, 6496984, 12993968, 25987936]

約数ペア:

[(1, 25987936), (2, 12993968), (4, 6496984), (8, 3248492), (13, 1999072), (16, 1624246), (26, 999536), (32, 812123), (52, 499768), (104, 249884), (179, 145184), (208, 124942), (349, 74464), (358, 72592), (416, 62471), (698, 37232), (716, 36296), (1396, 18616), (1432, 18148), (2327, 11168), (2792, 9308), (2864, 9074), (4537, 5728), (4654, 5584)]