77451580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1229}}^1$

素因数の和:1398

約数の個数: 48

約数和(自身を含む): 171097920

約数和(自身を除く): 93646340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 137, 230, 274, 460, 548, 685, 1229, 1370, 2458, 2740, 3151, 4916, 6145, 6302, 12290, 12604, 15755, 24580, 28267, 31510, 56534, 63020, 113068, 141335, 168373, 282670, 336746, 565340, 673492, 841865, 1683730, 3367460, 3872579, 7745158, 15490316, 19362895, 38725790, 77451580]

約数ペア:

[(1, 77451580), (2, 38725790), (4, 19362895), (5, 15490316), (10, 7745158), (20, 3872579), (23, 3367460), (46, 1683730), (92, 841865), (115, 673492), (137, 565340), (230, 336746), (274, 282670), (460, 168373), (548, 141335), (685, 113068), (1229, 63020), (1370, 56534), (2458, 31510), (2740, 28267), (3151, 24580), (4916, 15755), (6145, 12604), (6302, 12290)]