66847660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1201}}^1$

素因数の和:1255

約数の個数: 72

約数和(自身を含む): 161144928

約数和(自身を除く): 94297268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 460, 484, 506, 605, 1012, 1201, 1210, 1265, 2402, 2420, 2530, 2783, 4804, 5060, 5566, 6005, 11132, 12010, 13211, 13915, 24020, 26422, 27623, 27830, 52844, 55246, 55660, 66055, 110492, 132110, 138115, 145321, 264220, 276230, 290642, 303853, 552460, 581284, 607706, 726605, 1215412, 1453210, 1519265, 2906420, 3038530, 3342383, 6077060, 6684766, 13369532, 16711915, 33423830, 66847660]

約数ペア:

[(1, 66847660), (2, 33423830), (4, 16711915), (5, 13369532), (10, 6684766), (11, 6077060), (20, 3342383), (22, 3038530), (23, 2906420), (44, 1519265), (46, 1453210), (55, 1215412), (92, 726605), (110, 607706), (115, 581284), (121, 552460), (220, 303853), (230, 290642), (242, 276230), (253, 264220), (460, 145321), (484, 138115), (506, 132110), (605, 110492), (1012, 66055), (1201, 55660), (1210, 55246), (1265, 52844), (2402, 27830), (2420, 27623), (2530, 26422), (2783, 24020), (4804, 13915), (5060, 13211), (5566, 12010), (6005, 11132)]