90837404

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2339}}^1$

素因数の和:2442

約数の個数: 48

約数和(自身を含む): 193939200

約数和(自身を除く): 103101796

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 73, 76, 133, 146, 266, 292, 511, 532, 1022, 1387, 2044, 2339, 2774, 4678, 5548, 9356, 9709, 16373, 19418, 32746, 38836, 44441, 65492, 88882, 170747, 177764, 311087, 341494, 622174, 682988, 1195229, 1244348, 2390458, 3244193, 4780916, 6488386, 12976772, 22709351, 45418702, 90837404]

約数ペア:

[(1, 90837404), (2, 45418702), (4, 22709351), (7, 12976772), (14, 6488386), (19, 4780916), (28, 3244193), (38, 2390458), (73, 1244348), (76, 1195229), (133, 682988), (146, 622174), (266, 341494), (292, 311087), (511, 177764), (532, 170747), (1022, 88882), (1387, 65492), (2044, 44441), (2339, 38836), (2774, 32746), (4678, 19418), (5548, 16373), (9356, 9709)]