61711960

素因数分解:

$2^3\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{1523}}^1$

素因数の和:2547

約数の個数: 32

約数和(自身を含む): 139080240

約数和(自身を除く): 77368280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1013, 1523, 2026, 3046, 4052, 5065, 6092, 7615, 8104, 10130, 12184, 15230, 20260, 30460, 40520, 60920, 1542799, 3085598, 6171196, 7713995, 12342392, 15427990, 30855980, 61711960]

約数ペア:

[(1, 61711960), (2, 30855980), (4, 15427990), (5, 12342392), (8, 7713995), (10, 6171196), (20, 3085598), (40, 1542799), (1013, 60920), (1523, 40520), (2026, 30460), (3046, 20260), (4052, 15230), (5065, 12184), (6092, 10130), (7615, 8104)]