91640836

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1487}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 191987712

約数和(自身を除く): 100346876

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 71, 124, 142, 217, 284, 434, 497, 868, 994, 1487, 1988, 2201, 2974, 4402, 5948, 8804, 10409, 15407, 20818, 30814, 41636, 46097, 61628, 92194, 105577, 184388, 211154, 322679, 422308, 645358, 739039, 1290716, 1478078, 2956156, 3272887, 6545774, 13091548, 22910209, 45820418, 91640836]

約数ペア:

[(1, 91640836), (2, 45820418), (4, 22910209), (7, 13091548), (14, 6545774), (28, 3272887), (31, 2956156), (62, 1478078), (71, 1290716), (124, 739039), (142, 645358), (217, 422308), (284, 322679), (434, 211154), (497, 184388), (868, 105577), (994, 92194), (1487, 61628), (1988, 46097), (2201, 41636), (2974, 30814), (4402, 20818), (5948, 15407), (8804, 10409)]