209648450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{16573}}^1$

素因数の和:16619

約数の個数: 48

約数和(自身を含む): 443918016

約数和(自身を除く): 234269566

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, 6325, 12650, 16573, 33146, 82865, 165730, 182303, 364606, 381179, 414325, 762358, 828650, 911515, 1823030, 1905895, 3811790, 4192969, 4557575, 8385938, 9115150, 9529475, 19058950, 20964845, 41929690, 104824225, 209648450]

約数ペア:

[(1, 209648450), (2, 104824225), (5, 41929690), (10, 20964845), (11, 19058950), (22, 9529475), (23, 9115150), (25, 8385938), (46, 4557575), (50, 4192969), (55, 3811790), (110, 1905895), (115, 1823030), (230, 911515), (253, 828650), (275, 762358), (506, 414325), (550, 381179), (575, 364606), (1150, 182303), (1265, 165730), (2530, 82865), (6325, 33146), (12650, 16573)]