72175480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{138799}}^1$

素因数の和:138823

約数の個数: 32

約数和(自身を含む): 174888000

約数和(自身を除く): 102712520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 138799, 277598, 555196, 693995, 1110392, 1387990, 1804387, 2775980, 3608774, 5551960, 7217548, 9021935, 14435096, 18043870, 36087740, 72175480]

約数ペア:

[(1, 72175480), (2, 36087740), (4, 18043870), (5, 14435096), (8, 9021935), (10, 7217548), (13, 5551960), (20, 3608774), (26, 2775980), (40, 1804387), (52, 1387990), (65, 1110392), (104, 693995), (130, 555196), (260, 277598), (520, 138799)]