53800760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{659}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 131392800

約数和(自身を除く): 77592040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 157, 260, 314, 520, 628, 659, 785, 1256, 1318, 1570, 2041, 2636, 3140, 3295, 4082, 5272, 6280, 6590, 8164, 8567, 10205, 13180, 16328, 17134, 20410, 26360, 34268, 40820, 42835, 68536, 81640, 85670, 103463, 171340, 206926, 342680, 413852, 517315, 827704, 1034630, 1345019, 2069260, 2690038, 4138520, 5380076, 6725095, 10760152, 13450190, 26900380, 53800760]

約数ペア:

[(1, 53800760), (2, 26900380), (4, 13450190), (5, 10760152), (8, 6725095), (10, 5380076), (13, 4138520), (20, 2690038), (26, 2069260), (40, 1345019), (52, 1034630), (65, 827704), (104, 517315), (130, 413852), (157, 342680), (260, 206926), (314, 171340), (520, 103463), (628, 85670), (659, 81640), (785, 68536), (1256, 42835), (1318, 40820), (1570, 34268), (2041, 26360), (2636, 20410), (3140, 17134), (3295, 16328), (4082, 13180), (5272, 10205), (6280, 8567), (6590, 8164)]