80878860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26431}}^1$

素因数の和:26463

約数の個数: 72

約数和(自身を含む): 259773696

約数和(自身を除く): 178894836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 26431, 52862, 79293, 105724, 132155, 158586, 237879, 264310, 317172, 396465, 449327, 475758, 528620, 792930, 898654, 951516, 1189395, 1347981, 1585860, 1797308, 2246635, 2378790, 2695962, 4043943, 4493270, 4757580, 5391924, 6739905, 8087886, 8986540, 13479810, 16175772, 20219715, 26959620, 40439430, 80878860]

約数ペア:

[(1, 80878860), (2, 40439430), (3, 26959620), (4, 20219715), (5, 16175772), (6, 13479810), (9, 8986540), (10, 8087886), (12, 6739905), (15, 5391924), (17, 4757580), (18, 4493270), (20, 4043943), (30, 2695962), (34, 2378790), (36, 2246635), (45, 1797308), (51, 1585860), (60, 1347981), (68, 1189395), (85, 951516), (90, 898654), (102, 792930), (153, 528620), (170, 475758), (180, 449327), (204, 396465), (255, 317172), (306, 264310), (340, 237879), (510, 158586), (612, 132155), (765, 105724), (1020, 79293), (1530, 52862), (3060, 26431)]