78219550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4001}}^1$

素因数の和:4053

約数の個数: 48

約数和(自身を含む): 160784352

約数和(自身を除く): 82564802

約数列:

[1, 2, 5, 10, 17, 23, 25, 34, 46, 50, 85, 115, 170, 230, 391, 425, 575, 782, 850, 1150, 1955, 3910, 4001, 8002, 9775, 19550, 20005, 40010, 68017, 92023, 100025, 136034, 184046, 200050, 340085, 460115, 680170, 920230, 1564391, 1700425, 2300575, 3128782, 3400850, 4601150, 7821955, 15643910, 39109775, 78219550]

約数ペア:

[(1, 78219550), (2, 39109775), (5, 15643910), (10, 7821955), (17, 4601150), (23, 3400850), (25, 3128782), (34, 2300575), (46, 1700425), (50, 1564391), (85, 920230), (115, 680170), (170, 460115), (230, 340085), (391, 200050), (425, 184046), (575, 136034), (782, 100025), (850, 92023), (1150, 68017), (1955, 40010), (3910, 20005), (4001, 19550), (8002, 9775)]