80159220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{49481}}^1$

素因数の和:49502

約数の個数: 60

約数和(自身を含む): 251467524

約数和(自身を除く): 171308304

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 49481, 98962, 148443, 197924, 247405, 296886, 445329, 494810, 593772, 742215, 890658, 989620, 1335987, 1484430, 1781316, 2226645, 2671974, 2968860, 4007961, 4453290, 5343948, 6679935, 8015922, 8906580, 13359870, 16031844, 20039805, 26719740, 40079610, 80159220]

約数ペア:

[(1, 80159220), (2, 40079610), (3, 26719740), (4, 20039805), (5, 16031844), (6, 13359870), (9, 8906580), (10, 8015922), (12, 6679935), (15, 5343948), (18, 4453290), (20, 4007961), (27, 2968860), (30, 2671974), (36, 2226645), (45, 1781316), (54, 1484430), (60, 1335987), (81, 989620), (90, 890658), (108, 742215), (135, 593772), (162, 494810), (180, 445329), (270, 296886), (324, 247405), (405, 197924), (540, 148443), (810, 98962), (1620, 49481)]