25482704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1213}}^1$

素因数の和:1335

約数の個数: 40

約数和(自身を含む): 53741352

約数和(自身を除く): 28258648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 104, 202, 208, 404, 808, 1213, 1313, 1616, 2426, 2626, 4852, 5252, 9704, 10504, 15769, 19408, 21008, 31538, 63076, 122513, 126152, 245026, 252304, 490052, 980104, 1592669, 1960208, 3185338, 6370676, 12741352, 25482704]

約数ペア:

[(1, 25482704), (2, 12741352), (4, 6370676), (8, 3185338), (13, 1960208), (16, 1592669), (26, 980104), (52, 490052), (101, 252304), (104, 245026), (202, 126152), (208, 122513), (404, 63076), (808, 31538), (1213, 21008), (1313, 19408), (1616, 15769), (2426, 10504), (2626, 9704), (4852, 5252)]