28940097950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1571}}^1\times {\mathrm{19391}}^1$

素因数の和:20993

約数の個数: 48

約数和(自身を含む): 56700656640

約数和(自身を除く): 27760558690

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 1571, 3142, 7855, 15710, 19391, 29849, 38782, 39275, 59698, 78550, 96955, 149245, 193910, 298490, 368429, 484775, 736858, 746225, 969550, 1492450, 1842145, 3684290, 9210725, 18421450, 30463261, 60926522, 152316305, 304632610, 578801959, 761581525, 1157603918, 1523163050, 2894009795, 5788019590, 14470048975, 28940097950]

約数ペア:

[(1, 28940097950), (2, 14470048975), (5, 5788019590), (10, 2894009795), (19, 1523163050), (25, 1157603918), (38, 761581525), (50, 578801959), (95, 304632610), (190, 152316305), (475, 60926522), (950, 30463261), (1571, 18421450), (3142, 9210725), (7855, 3684290), (15710, 1842145), (19391, 1492450), (29849, 969550), (38782, 746225), (39275, 736858), (59698, 484775), (78550, 368429), (96955, 298490), (149245, 193910)]