161283904

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{19843}}^1$

素因数の和:19982

約数の個数: 28

約数和(自身を含む): 322584064

約数和(自身を除く): 161300160

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 254, 508, 1016, 2032, 4064, 8128, 19843, 39686, 79372, 158744, 317488, 634976, 1269952, 2520061, 5040122, 10080244, 20160488, 40320976, 80641952, 161283904]

約数ペア:

[(1, 161283904), (2, 80641952), (4, 40320976), (8, 20160488), (16, 10080244), (32, 5040122), (64, 2520061), (127, 1269952), (254, 634976), (508, 317488), (1016, 158744), (2032, 79372), (4064, 39686), (8128, 19843)]