71169988976

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{991}}^1\times {\mathrm{144791}}^1$

素因数の和:145821

約数の個数: 40

約数和(自身を含む): 142484594688

約数和(自身を除く): 71314605712

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 991, 1982, 3964, 7928, 15856, 30721, 61442, 122884, 144791, 245768, 289582, 491536, 579164, 1158328, 2316656, 4488521, 8977042, 17954084, 35908168, 71816336, 143487881, 286975762, 573951524, 1147903048, 2295806096, 4448124311, 8896248622, 17792497244, 35584994488, 71169988976]

約数ペア:

[(1, 71169988976), (2, 35584994488), (4, 17792497244), (8, 8896248622), (16, 4448124311), (31, 2295806096), (62, 1147903048), (124, 573951524), (248, 286975762), (496, 143487881), (991, 71816336), (1982, 35908168), (3964, 17954084), (7928, 8977042), (15856, 4488521), (30721, 2316656), (61442, 1158328), (122884, 579164), (144791, 491536), (245768, 289582)]