80984940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79397}}^1$

素因数の和:79426

約数の個数: 48

約数和(自身を含む): 240099552

約数和(自身を除く): 159114612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 79397, 158794, 238191, 317588, 396985, 476382, 793970, 952764, 1190955, 1349749, 1587940, 2381910, 2699498, 4049247, 4763820, 5398996, 6748745, 8098494, 13497490, 16196988, 20246235, 26994980, 40492470, 80984940]

約数ペア:

[(1, 80984940), (2, 40492470), (3, 26994980), (4, 20246235), (5, 16196988), (6, 13497490), (10, 8098494), (12, 6748745), (15, 5398996), (17, 4763820), (20, 4049247), (30, 2699498), (34, 2381910), (51, 1587940), (60, 1349749), (68, 1190955), (85, 952764), (102, 793970), (170, 476382), (204, 396985), (255, 317588), (340, 238191), (510, 158794), (1020, 79397)]