161231700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{76777}}^1$

素因数の和:76801

約数の個数: 72

約数和(自身を含む): 533146432

約数和(自身を除く): 371914732

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 76777, 153554, 230331, 307108, 383885, 460662, 537439, 767770, 921324, 1074878, 1151655, 1535540, 1612317, 1919425, 2149756, 2303310, 2687195, 3224634, 3838850, 4606620, 5374390, 5758275, 6449268, 7677700, 8061585, 10748780, 11516550, 13435975, 16123170, 23033100, 26871950, 32246340, 40307925, 53743900, 80615850, 161231700]

約数ペア:

[(1, 161231700), (2, 80615850), (3, 53743900), (4, 40307925), (5, 32246340), (6, 26871950), (7, 23033100), (10, 16123170), (12, 13435975), (14, 11516550), (15, 10748780), (20, 8061585), (21, 7677700), (25, 6449268), (28, 5758275), (30, 5374390), (35, 4606620), (42, 3838850), (50, 3224634), (60, 2687195), (70, 2303310), (75, 2149756), (84, 1919425), (100, 1612317), (105, 1535540), (140, 1151655), (150, 1074878), (175, 921324), (210, 767770), (300, 537439), (350, 460662), (420, 383885), (525, 307108), (700, 230331), (1050, 153554), (2100, 76777)]