50549980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{977}}^1$

素因数の和:1198

約数の個数: 48

約数和(自身を含む): 115012800

約数和(自身を除く): 64462820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 199, 260, 398, 796, 977, 995, 1954, 1990, 2587, 3908, 3980, 4885, 5174, 9770, 10348, 12701, 12935, 19540, 25402, 25870, 50804, 51740, 63505, 127010, 194423, 254020, 388846, 777692, 972115, 1944230, 2527499, 3888460, 5054998, 10109996, 12637495, 25274990, 50549980]

約数ペア:

[(1, 50549980), (2, 25274990), (4, 12637495), (5, 10109996), (10, 5054998), (13, 3888460), (20, 2527499), (26, 1944230), (52, 972115), (65, 777692), (130, 388846), (199, 254020), (260, 194423), (398, 127010), (796, 63505), (977, 51740), (995, 50804), (1954, 25870), (1990, 25402), (2587, 19540), (3908, 12935), (3980, 12701), (4885, 10348), (5174, 9770)]