85867420

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{1373}}^1$

素因数の和:1494

約数の個数: 48

約数和(自身を含む): 186973920

約数和(自身を除く): 101106500

約数列:

[1, 2, 4, 5, 10, 20, 53, 59, 106, 118, 212, 236, 265, 295, 530, 590, 1060, 1180, 1373, 2746, 3127, 5492, 6254, 6865, 12508, 13730, 15635, 27460, 31270, 62540, 72769, 81007, 145538, 162014, 291076, 324028, 363845, 405035, 727690, 810070, 1455380, 1620140, 4293371, 8586742, 17173484, 21466855, 42933710, 85867420]

約数ペア:

[(1, 85867420), (2, 42933710), (4, 21466855), (5, 17173484), (10, 8586742), (20, 4293371), (53, 1620140), (59, 1455380), (106, 810070), (118, 727690), (212, 405035), (236, 363845), (265, 324028), (295, 291076), (530, 162014), (590, 145538), (1060, 81007), (1180, 72769), (1373, 62540), (2746, 31270), (3127, 27460), (5492, 15635), (6254, 13730), (6865, 12508)]