51269240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1069}}^1$

素因数の和:1200

約数の個数: 64

約数和(自身を含む): 127116000

約数和(自身を除く): 75846760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 218, 220, 436, 440, 545, 872, 1069, 1090, 1199, 2138, 2180, 2398, 4276, 4360, 4796, 5345, 5995, 8552, 9592, 10690, 11759, 11990, 21380, 23518, 23980, 42760, 47036, 47960, 58795, 94072, 116521, 117590, 233042, 235180, 466084, 470360, 582605, 932168, 1165210, 1281731, 2330420, 2563462, 4660840, 5126924, 6408655, 10253848, 12817310, 25634620, 51269240]

約数ペア:

[(1, 51269240), (2, 25634620), (4, 12817310), (5, 10253848), (8, 6408655), (10, 5126924), (11, 4660840), (20, 2563462), (22, 2330420), (40, 1281731), (44, 1165210), (55, 932168), (88, 582605), (109, 470360), (110, 466084), (218, 235180), (220, 233042), (436, 117590), (440, 116521), (545, 94072), (872, 58795), (1069, 47960), (1090, 47036), (1199, 42760), (2138, 23980), (2180, 23518), (2398, 21380), (4276, 11990), (4360, 11759), (4796, 10690), (5345, 9592), (5995, 8552)]