207930950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{823}}^1$

素因数の和:1029

約数の個数: 48

約数和(自身を含む): 402164736

約数和(自身を除く): 194233786

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 163, 310, 326, 775, 815, 823, 1550, 1630, 1646, 4075, 4115, 5053, 8150, 8230, 10106, 20575, 25265, 25513, 41150, 50530, 51026, 126325, 127565, 134149, 252650, 255130, 268298, 637825, 670745, 1275650, 1341490, 3353725, 4158619, 6707450, 8317238, 20793095, 41586190, 103965475, 207930950]

約数ペア:

[(1, 207930950), (2, 103965475), (5, 41586190), (10, 20793095), (25, 8317238), (31, 6707450), (50, 4158619), (62, 3353725), (155, 1341490), (163, 1275650), (310, 670745), (326, 637825), (775, 268298), (815, 255130), (823, 252650), (1550, 134149), (1630, 127565), (1646, 126325), (4075, 51026), (4115, 50530), (5053, 41150), (8150, 25513), (8230, 25265), (10106, 20575)]