253668100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{51769}}^1$

素因数の和:51797

約数の個数: 54

約数和(自身を含む): 640343130

約数和(自身を除く): 386675030

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 51769, 103538, 207076, 258845, 362383, 517690, 724766, 1035380, 1294225, 1449532, 1811915, 2536681, 2588450, 3623830, 5073362, 5176900, 7247660, 9059575, 10146724, 12683405, 18119150, 25366810, 36238300, 50733620, 63417025, 126834050, 253668100]

約数ペア:

[(1, 253668100), (2, 126834050), (4, 63417025), (5, 50733620), (7, 36238300), (10, 25366810), (14, 18119150), (20, 12683405), (25, 10146724), (28, 9059575), (35, 7247660), (49, 5176900), (50, 5073362), (70, 3623830), (98, 2588450), (100, 2536681), (140, 1811915), (175, 1449532), (196, 1294225), (245, 1035380), (350, 724766), (490, 517690), (700, 362383), (980, 258845), (1225, 207076), (2450, 103538), (4900, 51769)]