1278889125

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{5113}}^1$

素因数の和:5183

約数の個数: 64

約数和(自身を含む): 2297617920

約数和(自身を除く): 1018728795

約数列:

[1, 3, 5, 15, 23, 25, 29, 69, 75, 87, 115, 125, 145, 345, 375, 435, 575, 667, 725, 1725, 2001, 2175, 2875, 3335, 3625, 5113, 8625, 10005, 10875, 15339, 16675, 25565, 50025, 76695, 83375, 117599, 127825, 148277, 250125, 352797, 383475, 444831, 587995, 639125, 741385, 1763985, 1917375, 2224155, 2939975, 3410371, 3706925, 8819925, 10231113, 11120775, 14699875, 17051855, 18534625, 44099625, 51155565, 55603875, 85259275, 255777825, 426296375, 1278889125]

約数ペア:

[(1, 1278889125), (3, 426296375), (5, 255777825), (15, 85259275), (23, 55603875), (25, 51155565), (29, 44099625), (69, 18534625), (75, 17051855), (87, 14699875), (115, 11120775), (125, 10231113), (145, 8819925), (345, 3706925), (375, 3410371), (435, 2939975), (575, 2224155), (667, 1917375), (725, 1763985), (1725, 741385), (2001, 639125), (2175, 587995), (2875, 444831), (3335, 383475), (3625, 352797), (5113, 250125), (8625, 148277), (10005, 127825), (10875, 117599), (15339, 83375), (16675, 76695), (25565, 50025)]