77900950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1907}}^1$

素因数の和:1981

約数の個数: 48

約数和(自身を含む): 156150720

約数和(自身を除く): 78249770

約数列:

[1, 2, 5, 10, 19, 25, 38, 43, 50, 86, 95, 190, 215, 430, 475, 817, 950, 1075, 1634, 1907, 2150, 3814, 4085, 8170, 9535, 19070, 20425, 36233, 40850, 47675, 72466, 82001, 95350, 164002, 181165, 362330, 410005, 820010, 905825, 1558019, 1811650, 2050025, 3116038, 4100050, 7790095, 15580190, 38950475, 77900950]

約数ペア:

[(1, 77900950), (2, 38950475), (5, 15580190), (10, 7790095), (19, 4100050), (25, 3116038), (38, 2050025), (43, 1811650), (50, 1558019), (86, 905825), (95, 820010), (190, 410005), (215, 362330), (430, 181165), (475, 164002), (817, 95350), (950, 82001), (1075, 72466), (1634, 47675), (1907, 40850), (2150, 36233), (3814, 20425), (4085, 19070), (8170, 9535)]