65273560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1361}}^1$

素因数の和:1492

約数の個数: 64

約数和(自身を含む): 161805600

約数和(自身を除く): 96532040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 218, 220, 436, 440, 545, 872, 1090, 1199, 1361, 2180, 2398, 2722, 4360, 4796, 5444, 5995, 6805, 9592, 10888, 11990, 13610, 14971, 23980, 27220, 29942, 47960, 54440, 59884, 74855, 119768, 148349, 149710, 296698, 299420, 593396, 598840, 741745, 1186792, 1483490, 1631839, 2966980, 3263678, 5933960, 6527356, 8159195, 13054712, 16318390, 32636780, 65273560]

約数ペア:

[(1, 65273560), (2, 32636780), (4, 16318390), (5, 13054712), (8, 8159195), (10, 6527356), (11, 5933960), (20, 3263678), (22, 2966980), (40, 1631839), (44, 1483490), (55, 1186792), (88, 741745), (109, 598840), (110, 593396), (218, 299420), (220, 296698), (436, 149710), (440, 148349), (545, 119768), (872, 74855), (1090, 59884), (1199, 54440), (1361, 47960), (2180, 29942), (2398, 27220), (2722, 23980), (4360, 14971), (4796, 13610), (5444, 11990), (5995, 10888), (6805, 9592)]