138179975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{1439}}^1$

素因数の和:1639

約数の個数: 24

約数和(自身を含む): 179988480

約数和(自身を除く): 41808505

約数列:

[1, 5, 23, 25, 115, 167, 575, 835, 1439, 3841, 4175, 7195, 19205, 33097, 35975, 96025, 165485, 240313, 827425, 1201565, 5527199, 6007825, 27635995, 138179975]

約数ペア:

[(1, 138179975), (5, 27635995), (23, 6007825), (25, 5527199), (115, 1201565), (167, 827425), (575, 240313), (835, 165485), (1439, 96025), (3841, 35975), (4175, 33097), (7195, 19205)]