42841225

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 64281600

約数和(自身を除く): 21440375

約数列:

[1, 5, 7, 25, 31, 35, 53, 149, 155, 175, 217, 265, 371, 745, 775, 1043, 1085, 1325, 1643, 1855, 3725, 4619, 5215, 5425, 7897, 8215, 9275, 11501, 23095, 26075, 32333, 39485, 41075, 55279, 57505, 115475, 161665, 197425, 244807, 276395, 287525, 808325, 1224035, 1381975, 1713649, 6120175, 8568245, 42841225]

約数ペア:

[(1, 42841225), (5, 8568245), (7, 6120175), (25, 1713649), (31, 1381975), (35, 1224035), (53, 808325), (149, 287525), (155, 276395), (175, 244807), (217, 197425), (265, 161665), (371, 115475), (745, 57505), (775, 55279), (1043, 41075), (1085, 39485), (1325, 32333), (1643, 26075), (1855, 23095), (3725, 11501), (4619, 9275), (5215, 8215), (5425, 7897)]