15690280325

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{381991}}^1$

素因数の和:382085

約数の個数: 24

約数和(自身を含む): 20462547456

約数和(自身を除く): 4772267131

約数列:

[1, 5, 25, 31, 53, 155, 265, 775, 1325, 1643, 8215, 41075, 381991, 1909955, 9549775, 11841721, 20245523, 59208605, 101227615, 296043025, 506138075, 627611213, 3138056065, 15690280325]

約数ペア:

[(1, 15690280325), (5, 3138056065), (25, 627611213), (31, 506138075), (53, 296043025), (155, 101227615), (265, 59208605), (775, 20245523), (1325, 11841721), (1643, 9549775), (8215, 1909955), (41075, 381991)]