68886650

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:964

約数の個数: 72

約数和(自身を含む): 154025856

約数和(自身を除く): 85139206

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 49, 50, 62, 70, 98, 155, 175, 217, 245, 310, 350, 434, 490, 775, 907, 1085, 1225, 1519, 1550, 1814, 2170, 2450, 3038, 4535, 5425, 6349, 7595, 9070, 10850, 12698, 15190, 22675, 28117, 31745, 37975, 44443, 45350, 56234, 63490, 75950, 88886, 140585, 158725, 196819, 222215, 281170, 317450, 393638, 444430, 702925, 984095, 1111075, 1377733, 1405850, 1968190, 2222150, 2755466, 4920475, 6888665, 9840950, 13777330, 34443325, 68886650]

約数ペア:

[(1, 68886650), (2, 34443325), (5, 13777330), (7, 9840950), (10, 6888665), (14, 4920475), (25, 2755466), (31, 2222150), (35, 1968190), (49, 1405850), (50, 1377733), (62, 1111075), (70, 984095), (98, 702925), (155, 444430), (175, 393638), (217, 317450), (245, 281170), (310, 222215), (350, 196819), (434, 158725), (490, 140585), (775, 88886), (907, 75950), (1085, 63490), (1225, 56234), (1519, 45350), (1550, 44443), (1814, 37975), (2170, 31745), (2450, 28117), (3038, 22675), (4535, 15190), (5425, 12698), (6349, 10850), (7595, 9070)]