53648920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103171}}^1$

素因数の和:103195

約数の個数: 32

約数和(自身を含む): 129996720

約数和(自身を除く): 76347800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 103171, 206342, 412684, 515855, 825368, 1031710, 1341223, 2063420, 2682446, 4126840, 5364892, 6706115, 10729784, 13412230, 26824460, 53648920]

約数ペア:

[(1, 53648920), (2, 26824460), (4, 13412230), (5, 10729784), (8, 6706115), (10, 5364892), (13, 4126840), (20, 2682446), (26, 2063420), (40, 1341223), (52, 1031710), (65, 825368), (104, 515855), (130, 412684), (260, 206342), (520, 103171)]