157687660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{3863}}^1$

素因数の和:4042

約数の個数: 48

約数和(自身を含む): 358981056

約数和(自身を除く): 201293396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 628, 785, 1570, 2041, 3140, 3863, 4082, 7726, 8164, 10205, 15452, 19315, 20410, 38630, 40820, 50219, 77260, 100438, 200876, 251095, 502190, 606491, 1004380, 1212982, 2425964, 3032455, 6064910, 7884383, 12129820, 15768766, 31537532, 39421915, 78843830, 157687660]

約数ペア:

[(1, 157687660), (2, 78843830), (4, 39421915), (5, 31537532), (10, 15768766), (13, 12129820), (20, 7884383), (26, 6064910), (52, 3032455), (65, 2425964), (130, 1212982), (157, 1004380), (260, 606491), (314, 502190), (628, 251095), (785, 200876), (1570, 100438), (2041, 77260), (3140, 50219), (3863, 40820), (4082, 38630), (7726, 20410), (8164, 19315), (10205, 15452)]