30980950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1$

素因数の和:662

約数の個数: 96

約数和(自身を含む): 77495040

約数和(自身を除く): 46514090

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 25, 26, 35, 50, 55, 65, 70, 77, 91, 110, 130, 143, 154, 175, 182, 275, 286, 325, 350, 385, 455, 550, 619, 650, 715, 770, 910, 1001, 1238, 1430, 1925, 2002, 2275, 3095, 3575, 3850, 4333, 4550, 5005, 6190, 6809, 7150, 8047, 8666, 10010, 13618, 15475, 16094, 21665, 25025, 30950, 34045, 40235, 43330, 47663, 50050, 56329, 68090, 80470, 88517, 95326, 108325, 112658, 170225, 177034, 201175, 216650, 238315, 281645, 340450, 402350, 442585, 476630, 563290, 619619, 885170, 1191575, 1239238, 1408225, 2212925, 2383150, 2816450, 3098095, 4425850, 6196190, 15490475, 30980950]

約数ペア:

[(1, 30980950), (2, 15490475), (5, 6196190), (7, 4425850), (10, 3098095), (11, 2816450), (13, 2383150), (14, 2212925), (22, 1408225), (25, 1239238), (26, 1191575), (35, 885170), (50, 619619), (55, 563290), (65, 476630), (70, 442585), (77, 402350), (91, 340450), (110, 281645), (130, 238315), (143, 216650), (154, 201175), (175, 177034), (182, 170225), (275, 112658), (286, 108325), (325, 95326), (350, 88517), (385, 80470), (455, 68090), (550, 56329), (619, 50050), (650, 47663), (715, 43330), (770, 40235), (910, 34045), (1001, 30950), (1238, 25025), (1430, 21665), (1925, 16094), (2002, 15475), (2275, 13618), (3095, 10010), (3575, 8666), (3850, 8047), (4333, 7150), (4550, 6809), (5005, 6190)]