85470980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{11519}}^1$

素因数の和:11588

約数の個数: 48

約数和(自身を含む): 209018880

約数和(自身を除く): 123547900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 11519, 23038, 46076, 57595, 80633, 115190, 161266, 230380, 322532, 403165, 610507, 806330, 1221014, 1612660, 2442028, 3052535, 4273549, 6105070, 8547098, 12210140, 17094196, 21367745, 42735490, 85470980]

約数ペア:

[(1, 85470980), (2, 42735490), (4, 21367745), (5, 17094196), (7, 12210140), (10, 8547098), (14, 6105070), (20, 4273549), (28, 3052535), (35, 2442028), (53, 1612660), (70, 1221014), (106, 806330), (140, 610507), (212, 403165), (265, 322532), (371, 230380), (530, 161266), (742, 115190), (1060, 80633), (1484, 57595), (1855, 46076), (3710, 23038), (7420, 11519)]