80925840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{112397}}^1$

素因数の和:112416

約数の個数: 60

約数和(自身を含む): 271778364

約数和(自身を除く): 190852524

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 112397, 224794, 337191, 449588, 561985, 674382, 899176, 1011573, 1123970, 1348764, 1685955, 1798352, 2023146, 2247940, 2697528, 3371910, 4046292, 4495880, 5057865, 5395056, 6743820, 8092584, 8991760, 10115730, 13487640, 16185168, 20231460, 26975280, 40462920, 80925840]

約数ペア:

[(1, 80925840), (2, 40462920), (3, 26975280), (4, 20231460), (5, 16185168), (6, 13487640), (8, 10115730), (9, 8991760), (10, 8092584), (12, 6743820), (15, 5395056), (16, 5057865), (18, 4495880), (20, 4046292), (24, 3371910), (30, 2697528), (36, 2247940), (40, 2023146), (45, 1798352), (48, 1685955), (60, 1348764), (72, 1123970), (80, 1011573), (90, 899176), (120, 674382), (144, 561985), (180, 449588), (240, 337191), (360, 224794), (720, 112397)]