79805240

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{14563}}^1$

素因数の和:14711

約数の個数: 32

約数和(自身を含む): 180884880

約数和(自身を除く): 101079640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 14563, 29126, 58252, 72815, 116504, 145630, 291260, 582520, 1995131, 3990262, 7980524, 9975655, 15961048, 19951310, 39902620, 79805240]

約数ペア:

[(1, 79805240), (2, 39902620), (4, 19951310), (5, 15961048), (8, 9975655), (10, 7980524), (20, 3990262), (40, 1995131), (137, 582520), (274, 291260), (548, 145630), (685, 116504), (1096, 72815), (1370, 58252), (2740, 29126), (5480, 14563)]