65640850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5189}}^1$

素因数の和:5235

約数の個数: 48

約数和(自身を含む): 139008960

約数和(自身を除く): 73368110

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 230, 253, 275, 506, 550, 575, 1150, 1265, 2530, 5189, 6325, 10378, 12650, 25945, 51890, 57079, 114158, 119347, 129725, 238694, 259450, 285395, 570790, 596735, 1193470, 1312817, 1426975, 2625634, 2853950, 2983675, 5967350, 6564085, 13128170, 32820425, 65640850]

約数ペア:

[(1, 65640850), (2, 32820425), (5, 13128170), (10, 6564085), (11, 5967350), (22, 2983675), (23, 2853950), (25, 2625634), (46, 1426975), (50, 1312817), (55, 1193470), (110, 596735), (115, 570790), (230, 285395), (253, 259450), (275, 238694), (506, 129725), (550, 119347), (575, 114158), (1150, 57079), (1265, 51890), (2530, 25945), (5189, 12650), (6325, 10378)]