154920220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{85121}}^1$

素因数の和:85150

約数の個数: 48

約数和(自身を含む): 400413888

約数和(自身を除く): 245493668

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 85121, 170242, 340484, 425605, 595847, 851210, 1106573, 1191694, 1702420, 2213146, 2383388, 2979235, 4426292, 5532865, 5958470, 7746011, 11065730, 11916940, 15492022, 22131460, 30984044, 38730055, 77460110, 154920220]

約数ペア:

[(1, 154920220), (2, 77460110), (4, 38730055), (5, 30984044), (7, 22131460), (10, 15492022), (13, 11916940), (14, 11065730), (20, 7746011), (26, 5958470), (28, 5532865), (35, 4426292), (52, 2979235), (65, 2383388), (70, 2213146), (91, 1702420), (130, 1191694), (140, 1106573), (182, 851210), (260, 595847), (364, 425605), (455, 340484), (910, 170242), (1820, 85121)]