73837515

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 56799285

約数列:

[1, 3, 5, 15, 19, 41, 57, 71, 89, 95, 123, 205, 213, 267, 285, 355, 445, 615, 779, 1065, 1335, 1349, 1691, 2337, 2911, 3649, 3895, 4047, 5073, 6319, 6745, 8455, 8733, 10947, 11685, 14555, 18245, 18957, 20235, 25365, 31595, 43665, 54735, 55309, 69331, 94785, 120061, 165927, 207993, 259079, 276545, 346655, 360183, 600305, 777237, 829635, 1039965, 1295395, 1800915, 3886185, 4922501, 14767503, 24612505, 73837515]

約数ペア:

[(1, 73837515), (3, 24612505), (5, 14767503), (15, 4922501), (19, 3886185), (41, 1800915), (57, 1295395), (71, 1039965), (89, 829635), (95, 777237), (123, 600305), (205, 360183), (213, 346655), (267, 276545), (285, 259079), (355, 207993), (445, 165927), (615, 120061), (779, 94785), (1065, 69331), (1335, 55309), (1349, 54735), (1691, 43665), (2337, 31595), (2911, 25365), (3649, 20235), (3895, 18957), (4047, 18245), (5073, 14555), (6319, 11685), (6745, 10947), (8455, 8733)]