221054800

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{17827}}^1$

素因数の和:17876

約数の個数: 60

約数和(自身を含む): 548246656

約数和(自身を除く): 327191856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2480, 3100, 6200, 12400, 17827, 35654, 71308, 89135, 142616, 178270, 285232, 356540, 445675, 552637, 713080, 891350, 1105274, 1426160, 1782700, 2210548, 2763185, 3565400, 4421096, 5526370, 7130800, 8842192, 11052740, 13815925, 22105480, 27631850, 44210960, 55263700, 110527400, 221054800]

約数ペア:

[(1, 221054800), (2, 110527400), (4, 55263700), (5, 44210960), (8, 27631850), (10, 22105480), (16, 13815925), (20, 11052740), (25, 8842192), (31, 7130800), (40, 5526370), (50, 4421096), (62, 3565400), (80, 2763185), (100, 2210548), (124, 1782700), (155, 1426160), (200, 1105274), (248, 891350), (310, 713080), (400, 552637), (496, 445675), (620, 356540), (775, 285232), (1240, 178270), (1550, 142616), (2480, 89135), (3100, 71308), (6200, 35654), (12400, 17827)]