78800520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{656671}}^1$

素因数の和:656685

約数の個数: 32

約数和(自身を含む): 236401920

約数和(自身を除く): 157601400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 656671, 1313342, 1970013, 2626684, 3283355, 3940026, 5253368, 6566710, 7880052, 9850065, 13133420, 15760104, 19700130, 26266840, 39400260, 78800520]

約数ペア:

[(1, 78800520), (2, 39400260), (3, 26266840), (4, 19700130), (5, 15760104), (6, 13133420), (8, 9850065), (10, 7880052), (12, 6566710), (15, 5253368), (20, 3940026), (24, 3283355), (30, 2626684), (40, 1970013), (60, 1313342), (120, 656671)]